Keyword
line
Info
FrequencyTop 200-300
Type
Kyōiku (2nd grade) 
?
KankenLevel 9
Heisig1438
Readings
せん
(99%)
Composed of
thread
fountain
Mnemonic

There's a long line of people waiting to drink at the fountain, trailing off like a thread.

Used in vocabulary (997 in total)
one's line of sight; one's gaze; one's eyes (looking); glance; gaze; look
line; stripe; line (e.g. telephone line); wire; ray (e.g. X-ray); beam; line (e.g. of a railroad)
(one's) gaze; direction in which one is looking; point of view; standpoint; line covering someone's eyes (in an edited photograph)
to look downwards (at); to lower one's gaze; to drop one's eyes
(weather) front; front line; forward area; action zone
radio (communication); wireless; not using wires
beam; light ray
(war) front
front line; forefront
railway track; railway line; railroad; railway; track; line
straight line
route (bus, train, air, etc.); line; line (taken by a group, organization, etc.); policy; course
circuit; line
condescending attitude; arrogant attitude; looking down on
Shinkansen; bullet train
derailment; digression; deviation
horizon (related to land)
horizon (related to bodies of water)
to draw a line
delineation; demarcation; drawing a line (e.g. between what's acceptable and unacceptable); (measuring) ruler
parallel lines; remaining far apart (e.g. in discussions); not reaching an agreement
incense stick
to cross the line; to go too far
line of defence (defense); lines (as in enemy lines, etc.)
to watch intently; to stare
shamisen; samisen; three-stringed Japanese lute
linear; rectilinear; straight-line; straightforward; simple
(wireless) transceiver; radio; walkie-talkie
coastline; shoreline; coastal railway
borderline between life and death; verge of death; deadline (boundary around a prison which prisoners were not allowed to cross)
foreshadowing; preparation; precautionary measures
extension of a straight line; (conclusion) following as an extension of (an argument)
electric line; electric cable; power cable; telephone line; telegraph wire
lifeline; matter of life or death; indispensable thing; life line (in palm reading)
to draw a line (between); to make a distinction (between); to distinguish (between)
infrared rays; infrared radiation
traffic lane; road lane
ridgeline; lines of a mountain ridge
ultraviolet rays; ultraviolet radiation
the front (of a battlefield); forefront
heated wire; infrared rays; heat rays
common front; united front
white line; linea alba (anot.)
distance in a straight line
phone extension; indoor wiring; inner line
toy fireworks; sparklers
sensitive; fragile; feeble; indecisive
to strike a chord; to tug at one's heartstrings; to resonate
main road; main thoroughfare
wired; cabled; communication by wire
streamline shape; aerodynamic shape
to draw the line; to set a boundary; to make a clear distinction
alongside a railway line, bus route, major thoroughfare, etc.
firing line
frontline (military) base; forward base; outpost
on the line; borderline
to take precautions; to set a guard against attack
leaving the front line; retiring from the game; deserting the battle
line of flow
crossed wires or lines (of communication); confusion
oblique line; forward slash
disconnection; interruption; burn-out
horizontal line
(on the) right track
conducting wire
defensive perimeter; defence line; defense line; precaution; safeguard; safety measure
abandoned railway line; closed railway line; discontinued line
the whole line; all lines; the whole ship
to be on the right track; to be close enough
heartstrings; koto string
international air route
beauty of slender female legs
track number
batting lineup (line-up)
main line; trunk line
outside telephone line; outer circle
vertical line; bar line (e.g. in music)
line drawing
change in a bus route; change in policy; policy change (reversal)
bus on a regular route; fixed-route bus; transit bus
red line; red-light district (marked by a red line on police maps); non-legal public road (denoted by a red line on cadastral maps; sometimes no longer physically existing)
route map (buses, trains, etc.)
looking straight at the camera; paying attention to the camera
established (existing) policy (procedure(s))
sunlight; rays of the Sun
mosquito coil; anti-mosquito incense
domestic air route; domestic airline (company)
opposite lane; oncoming lane; opposite side of the road
top notch; first rate; top-of-the-line; leading
streamline shape; aerodynamic shape
iron (steel) wire; Chinese clematis; Clematis florida; leather flower
both (railway) tracks; (both) up and down tracks (lines)
to cross the line; to go too far
opposite lane; oncoming lane; opposite side of the road
criminal investigation
government railway line
loop line; (transportation) belt line
to be on the right track; to go well
wireless local area network; wireless LAN; WLAN
to consider another's point of view; to put oneself in someone's shoes
main line; trunk line
centre line; center line; central line
heartstrings; innermost soul
to offer incense (for a departed person); to light an incense stick
to be out of danger
staff notation
flow line; streamline; lines representing the flow of a fluid
dotted line; perforated line
curvilinear beauty; curvaceousness
warning line; police cordon
conventional train line (esp. non-Shinkansen)
ditch next to railway track
down line; outbound line
overhead wires; elevated railway
copper line; copper wire
branch line
leased line; private circuit; private line
single track (railway); single line; solid wire; solid-core wire; single-strand wire
shaft line; axis
ruled line; rule; chart; crease; score; border
to foreshadow; to drop a hint (of things to come); to take precautionary measures; to make contingency plans
Western Front (of WWI)
to offer incense (for a departed person); to light an incense stick
black line; linea nigra; pregnancy line
track maintenance
underline; side line (equivalent to underlining in vertically written text)
overhead power line; aerial wiring; overhead line (for trains, trams, etc.); overheard wire
(on the) right track
outline; contour line; border line
hard wiring
rifling marks on a fired bullet
up line; in-bound line
railroad track; rail line
bright line
run (in a stocking)
points and lines
platform no. 2; track 2
line segment
straight course; straight-way; a straight
(drawn) line; line in a drawing
grid-line (e.g. in spreadsheet); enclosing line
far-infrared rays; far-infrared radiation; FIR
nasolabial fold; smile line; laugh line
wavy line
cordless telephone; wireless telephone
entering a track (of a train); arrival of a train (at a platform); passing the post (horseracing); crossing the finish line
to be on the right track; to be close enough
fibre; fiber; textile
humming a samisen tune
sanshin; Okinawan traditional three-stringed instrument; precursor to the shamisen
line of force
revealing something that was foreshadowed earlier in the story
contour (line); isohypse
lane change; changing lanes
popular line (of goods); products predicted to sell well
strong-nerved; decisive
supply line; line of communications
underline; underscore
high-voltage wire
passing lane; outside lane; fast lane
wireless-activated disaster warning system
arc (of a circle)
line; a streak
broken line; dashed line
saturated linework; concentrated linework
dose (of radioactivity)
backlight (in photography, etc.); illumination (of the subject) from behind
to be on the right track; to go well
line symmetry; reflection symmetry; axial symmetry
exclusive line (communications); dedicated line
muscle fiber; muscle fibre
cherry blossom front
double track; two-track line
(following) a pragmatic (policy) line (approach)
additional line
hyperbolic curve; hyperbola
line along which to cut something off; perforated line; dotted line
straight line
bus route; bus line
blue line; area around a red-light district where illegal prostitution occurred (marked on police maps by a blue line) (1940s-1956); non-legal public waterway (denoted by a blue line on cadastral maps; sometimes no longer physically existing)
meridian; meridian line
scan line (e.g. TV)
railroad operating over private tracks
shamisen; samisen; three-stringed Japanese lute
non-linear; nonlinear
pregnancy stretch mark; striae gravidarum
landline telephone; fixed-line telephone
optical communications line; optical network
expansion policy; road to expansion
radio equipment; facility that can transmit radio waves (as defined in Japan's radio law)
resistance level (e.g. in share prices); resistance wire; line of resistance
radiology technician; radiographer
heating element; electrically-heated wire
tangent line; tangential line
staff; stave
sidetrack; siding; lateral line (of a fish)
line of magnetic force
radio-controlled (plane)
(railway) siding; service line; service wire
condescending attitude; arrogant attitude; looking down on
polyline; broken line; zigzag; polygonal line
platform no. 2; track 2
incense holder; incense burner
perpendicular line; vertical line
to be on the right track; to go well
impressive; tough
dividing line; parting line; separation line
underlined part
new railway line
parallel railways
overloading an electrical circuit; piggybacked electrical outlet; "octopus outlet"
(weather-related) line of discontinuity
actinomycete; actinomycetes; ray fungus
nerve fiber; nerve fibre
a sidetrack; a turnout
nichrome wire
(railway) siding; service line; service wire
mosquito coil; anti-mosquito incense
lead (electronics)
aeronautical radio; aircraft radio
logistic curve; growth curve
meridian; longitude
(going) the pure love stories route (in movie making)
perpendicular line
tangent line; tangential line
reference line; base line; baseline; datum line
dividing line; intermediate line; intermediate rays
heavy line (for emphasis); thick line; underline; border
loop line; circle line; circle route
starting lines in the ring
crepuscular rays; sunbeams
spiral (railway); spiral loop; curved railway line used to ascend steep hills
white candlestick (in a candlestick chart); bullish candlestick
radiation damage; radiation injury; radiation hazard
catgut; sheepgut
near infrared ray; near infrared radiation
electrical light wiring
policy of reconciliation
autumn rain front; fall rain front
to be on the right track; to go well
front line of (trenches for) deployed soldiers
four-track rail line (two in each direction); quadruple railway track
line of demarcation
radio (wireless) operator; radioman
hard line; hard-line; tough line; hawkish line
government emergency radio system for disaster prevention and relief
pilus; fimbria
red candlestick (in a candlestick chart); bearish candlestick
head line (in palm reading)
radiation sickness; radiation disease
train line; bus line
ground wire; earth wire; earthed line
stranded wire; strand wire; strand; stranded cable; stranded conductor; twisted wire
money brought to a funeral; incense money; fee for a geisha's time
underground wire or cable
line judge; linesman
analog line (circuit)
overline; overscore; overbar
loss-making line (railway, bus, etc.); unprofitable route
policy of using dialogue instead of confrontation
policy change (reversal)
branch line; spur
line to fold along (e.g. origami, packaging); bend line
broken line
Siegfried Line (German defensive line built before World War II)
line along which to cut something off; perforated line; dotted line
along the route (line)
section of track
intelligence line (in palm reading)
high-speed lane; fast lane
watershed; divide
undersea cable (communications, power); submarine cable
passing lane; outside lane; fast lane
number line (e.g. on a graph); real number line
(cherry) blossom front; flower front
radiatio; radial structure; radiation (in anatomy, etc.)
moderate line; middle-of-the-road policy line
toy fireworks; sparklers
medical radiographer; radiological technologist
helix; spiral
mosquito coil; anti-mosquito incense
stationary weather front
byungjin line; North Korean policy of simultaneous development of its economy and nuclear weapons program
internal wiring (within a building)
overloading an electrical circuit; piggybacked electrical outlet; "octopus outlet"
nasolabial fold; smile line; laugh line
acute radiation syndrome; ARS; acute radiation damage
Milan belt railway
shoreline; beach line
magnet wire; enameled wire
line along which to cut something off; perforated line; dotted line
base line
low dose (e.g. radiation)
to take precautions; to set a guard against attack
to rule a line; to draw a line
Mees' lines
wireless local area network; wireless LAN; WLAN
nasolabial fold; smile line; laugh line
to be on the right track; to go well
branch line
parallel railways
tropics (of Cancer and Capricorn); regression line
weak-hearted approach; soft line; easier way (route)
private railway or bus line
line capacity; circuit capacity
linear velocity
area around a red-light district where illegal prostitution occurred (marked on police maps by a blue line) (1940s-1956)
harbor railroad; harbour railroad
particle horizon of the observable universe
common front; united front
generating line; bus
line network; trunk network
wire rod; wire
nasolabial fold; smile line; laugh line
measuring line (surveying)
line along which to cut something off; perforated line; dotted line
gun rifling
linear rainband; lengthy band of rain
conic curve; conic section
area around a red-light district where illegal prostitution occurred (marked on police maps by a blue line) (1940s-1956)
non-linear; nonlinear
low-water mark; low-tide line; ebb-tide line
linear script (e.g. Linear A, Linear B)
air dose (esp. radioactivity)
roadside land prices; price of land adjoining a major road, used to calculate inheritance and gift taxes
normal vector
dividing line; demarcation line
distribution frame; plugboard
Nematoda (phylum of roundworms)
closed-circuit television; community antenna television; CATV; pay TV
sanshin; Okinawan traditional three-stringed instrument; precursor to the shamisen
line of electric force
growth path; route to growth
to be on the right track; to go well
red-light district (marked by a red line on police maps)
railroad (bus) lines (routes) in operation; business plan (policy)
(railway) siding; service line; service wire
geodesic (line)
radioactive small source
DCE; Data Circuit Termination Equipment; Digital Service Unit; line terminating equipment; DSU; LTE
line graph; line chart
secant line
circulation planning flow planning
(climbing) lane for slower traffic
ultraviolet treatment; ultraviolet light therapy
line concentrator; line multiplexer
carriageway marking; lane marker; compartment line; division line
telecommunications carrier; PTT
radiation; radiant rays
Japanese spirea (Spiraea Japonica); meadowsweet
(on the) right track
ruled line; rule; chart; crease; score; border
underground cable
line along which to cut something off; perforated line; dotted line
to be on the right track; to go well
four-track rail line (two in each direction); quadruple railway track
stranded wire; strand wire; strand; stranded cable; stranded conductor; twisted wire
stranded wire; strand wire; strand; stranded cable; stranded conductor; twisted wire
to rule a line; to draw a line
uninsulated electrical wire; open-wire line; bare wire; bare conductor
fascicle; fiber bundle; fibre bundle
the Tropic of Capricorn
lingulate brachiopod (esp. species Lingula anatina)
cellulose; fibrin
pinewood nematode (Bursaphelenchus xylophilus)
pinewood nematode (Bursaphelenchus xylophilus)
winding (coil, armature, etc.)
winding (coil, armature, etc.)
across the tracks (of a bridge, etc.); over the tracks
sinusoid; sine curve
speed lines; lines drawn to represent motion
hidden line
Tropic of Cancer
chart (esp. stock market, commodity prices, etc.)
chart (esp. stock market, commodity prices, etc.)
calibration curve; standard curve; analytical curve
Plimsoll line; Plimsoll mark; load line
Plimsoll line; Plimsoll mark; load line
line of contact; no man's land
two-wire-system
dark-line (spectrum)
lines in operation
train derailment due to a concurrence of causes
anode ray; positive ray; canal ray
foot of a perpendicular line
spiral line; line vortex; vortex line; circumvolution
sheathing wire
printed circuit; printed wiring
connection fee; interconnection fees
International Commission on Radiological Protection; ICRP
wire diameter
power line; high current electrical line
weak electrical current line (e.g. intercom)
moderate line; middle-of-the-road line (in politics)
(taking) a flexible approach (to)
(adopting) a publicity (an advertising) policy; a propaganda line
(adopting) a popular line; (taking) a populist line
aberration; aberrant behavior; eccentric (erratic) behavior; indulging in an escapade
chain line; dot-dash line
software-defined radio; SDR
radio communication operator
boundary; edge; break line
molecular beam epitaxy; MBE
railway (railroad) maintenance personnel
alignment with the Western powers of America and Europe
(railway, bus, highway) route designed or designated to meet a specific problem; countermeasure program (policy)
linear interpolation; straight-line interpolation
radiation genetics; study of the effects of radiation on genes
nematomorph; horsehair worm; gordian worm; hair worm (any of the parasitic nematode-like worms of phylum Nematomorpha)
autumn rain front; fall rain front
linear mapping; linear map
linear mapping; linear map
Wallace's line (hypothetical line separating the Oriental and Australian zoogeographical regions)
twisted pair cable
twisted pair cable
metallic line; metallic circuit
hidden line removal; hidden line elimination
hidden line removal; hidden line elimination
communications line resale
line type; line classification
trunk coupling unit; trunk connecting unit; TCU
public line (as opposed to a private or leased line)
leased line; private circuit; private line
MDF; Main Division Frame
coordinate graphics; line graphics
IDF; Intermediate Division Frame
unshielded twisted pair; UTP
physical line; physical circuit
alignment line
source of radiation; radiation source
Arctic Circle (latitude)
Antarctic Circle (latitude)
logarithmic spiral; equiangular spiral
fibrodysplasia ossificans progressiva (disease of the connective tissue); FOP
isopleth; isogram; isoline; contour line; isarithm
pencil (of light rays)
mould room technician (radiology)
striation; streak line
printed wiring board; PWB
panoramic radiography; panoramic x-ray photography
line integral; path integral; contour integral; curve integral
five-line musical notation; Western musical notation based on the five-line staff
high-water mark; high-water line; high-water shoreline
Purkinje fibre; Purkinje fiber
radiation-induced polymerization; radiation polymerization
banana equivalent dose (of radiation); BED
fibroid; fibroid tumor; fibroid tumour
radial velocity; line-of-sight velocity
on the verge of starvation; at the point of starving
high-growth track; higher growth path
collagen fiber; collagen fibre
Koch curve; Koch snowflake; Koch island
air dose rate (esp. radioactivity)
low level radiation; low dose irradiation; low dose exposure
low level radiation; low dose irradiation; low dose exposure
ultra wideband radio; ultra-wide band; UWB; ultraband
cosmic-ray shower; cosmic ray air shower; air shower
acute radiation syndrome; ARS; acute radiation sickness
acute radiation syndrome; ARS; acute radiation sickness
radiation meter (e.g. Geiger counter); particle detector; radiation detector
corpus striatum; striatum
Northern Limit Line; North Limit Line; NLL; demarcation line in the Yellow Sea between North Korea and South Korea
isocheim; isochime; isochryme; map contour connecting points with the same mean winter temperature
line element
line synchronization
isogonic line; isogonal line
constant linear velocity; CLV
principal diagonal; main diagonal
stretch mark (caused by obesity); stria
radio call sign; radio call letters
radio operator
short-range wireless communication; near field communication; NFC
isobar; isopiestic line
zip fastener; zipper
cross-cut; crossline; transversal; transverse line
Distant Early Warning Line (US, Canada); DEW Line
fibrous capsule; tunica fibrosa
(cherry) blossom front; flower front
autumn foliage front; fall foliage front
linear motor; linear induction motor
Plimsoll line; load line; load waterline
linear polarization; linearly polarized light
rice noodle soup (Yunnan cuisine); (lit.) crossing-the-bridge noodles
nine-dash line (demarcation line of China's territorial claims in the South China sea); nine-dotted line
uncompleted (railway) line
planned (railway) line
coefficient of linear expansion
clothoid; Euler's spiral; Cornu's spiral
support line; support level; supporting wire; subsidiary wire
lower support level (esp. share prices); lower support line
Schneeberg Railway (cog railway)
Central line (London Underground)
Piccadilly line
Circle line (London Underground)
Northern line
Bernina railway
Albula Railway
Saint-Gervais–Vallorcine railway
Schafberg Railway
Mariazell Railway
Casparian strip
Leopolda railway
Ligne de Cerdagne
Barrie line
Ligne de Sceaux
Gold Coast railway line
Great Northern Railway (Mt Isa line)
Ipswich and Rosewood railway line
Manassas Line
North Coast railway line, New South Wales
Southern Line
Yunnan–Burma Railway
Main Line railway, Queensland
Examples (134 in total)
I felt her eyes on my back.
Everyone's eyes were fixed upon her.
They came by Route 17.