bottom of one's heart; depths of one's mind; innermost thoughts; real intentions
base (e.g. of a triangle); low class; low in social standing; base (e.g. of support); foundation
original text; source book; draft
palm heel; heel of the palm
① ある物事の大本を与えるもっと基礎的な物事。② 立体的な物体の底面。③ あるベクトル空間上の任意のベクトルを張ることができる一次独立なベクトルの組。n 次元ベクトル空間上の一次独立な n 個のベクトルの組。きてい
bottom current; undercurrent
being connected at a fundamental level; having an unseen commonality; underlying (both)
well bottom; narrow place
orbital floor (thin bone floor of eye socket)
pelvic floor muscle; pubococcygeal muscle; Kegel muscle
benthic organism; sea-bottom fauna; benthos
bottom water (depth: 4000+ meters)
ocean floor; sea floor; seabed
bottom material; bed material; sludge; sediment; substratum
benthic animal; benthonic animal; zoobenthos
phlegmon in floor of oral cavity; Ludwig's angina