Last Updated
：2026/01/04
発熱
Hiragana
はつねつ
Noun
Japanese Meaning
「発熱」（はつねつ）は、体温が平常より高くなること、または熱を発することを表す名詞です。医学・日常用語としての「熱が出ること（高熱・微熱など）」と、物理・工学などで物体や系がエネルギーとしての熱を生じる現象・過程を指す場合があります。
Easy Japanese Meaning
からだのねつがふつうよりたかくなることやものがあたたかくなること
Chinese (Simplified) Meaning
发烧；体温高于正常 / （科学）发热现象；产生热量
Chinese (Traditional) Meaning
發燒；體溫高於正常 / 生熱；產生熱量的現象（科學）
Korean Meaning
열이 남; 체온이 정상보다 높아진 상태 / 열 발생; 가열되는 현상
Vietnamese Meaning
sốt; thân nhiệt cao bất thường / (khoa học) sự phát nhiệt, sự tỏa nhiệt
Tagalog Meaning
lagnat / pagtaas ng init ng katawan / (agham) pagbuo ng init
Sense（1）
fever (having higher body temperature than normal condition)
Sense（2）
(sciences) heat (a phenomenon of heating)
（ canonical ）
（ romanization ）
（ kyūjitai ）
（ hiragana ）
Quizzes for review
fever (having higher body temperature than normal condition) / (sciences) heat (a phenomenon of heating)
See correct answer
発熱
See correct answer
He took a day off from school because he had a fever.
See correct answer
彼は発熱しているため、学校を休みました。
Japanese - English
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