ぼうちょう
Meanings
Noun
Verb (する)
1. expansion; swelling; increase; growth
Pitch accent
うちょう
Composed of
(arch.) Chinese "Extended Net" constellation (one of the 28 mansions); counter for objects with stretched strings (i.e. bows, kotos), curtains, papers, etc.
Used in vocabulary (10 in total)
rate of expansion
thermal expansion
inflatable (in the sense of "needs to be inflated for normal use")
Examples (4 in total)
Our universe is expanding.
Water expands with heat.
Many astronomers assume that the universe expands infinitely.