Last Updated
：2026/01/03
立毛
Hiragana
りつもう
Noun
Japanese Meaning
毛根の立毛筋が収縮し、毛が皮膚から垂直に近い状態に立ち上がる現象。寒さや恐怖、緊張などによって起こる。いわゆる「鳥肌」が立った状態で見られる。
Easy Japanese Meaning
さむいときやこわいときに、うでやあしのけがちいさく立つこと
Chinese (Simplified) Meaning
毛发竖立（因寒冷、惊恐等） / 竖毛反应（生理）
Chinese (Traditional) Meaning
毛髮豎立的生理現象 / 因寒冷或恐懼引起的豎毛反應 / 寒毛直豎
Korean Meaning
체모가 서는 생리적 반응 / 소름이 돋아 털이 곤두섬 / 입모 현상
Vietnamese Meaning
hiện tượng lông dựng đứng (do lạnh, sợ hãi, kích thích…) / phản xạ dựng lông của cơ thể / nổi da gà (cách nói thông dụng)
Sense（1）
piloerection
Sense（2）
Synonym of 立ち毛
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
立毛
See correct answer
He experienced piloerection out of fear.
See correct answer
彼は恐怖で立毛した。
Japanese - English
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