Last Updated
：2026/01/08
急性
Hiragana
きゅうせい
Noun
Japanese Meaning
病気や症状が比較的短期間に急速に現れたり進行する状態を指す医学的な用語。慢性的（慢性）と対比される。 / 物事の変化や進行が、時間をかけずに急速に起こること。
Easy Japanese Meaning
びょうきやぐあいがみじかいあいだにきゅうにわるくなるようす。
Chinese (Simplified) Meaning
病情或症状的突发、迅速加重的性质 / 疾病的急性期 / 病程快速进展的状态
Chinese (Traditional) Meaning
病情快速起病或加重的性質 / 短期、突發的疾病狀態 / 急性期（症狀迅速惡化的階段）
Korean Meaning
질병의 갑작스러운 발병 또는 증상의 급격한 악화 / 만성에 대비되는 급작스러운 병의 성질
Indonesian
akut (tentang penyakit; timbul atau memburuk cepat) / fase akut suatu penyakit
Vietnamese Meaning
cấp tính (bệnh khởi phát hoặc diễn biến nhanh) / trở nặng đột ngột của triệu chứng/bệnh / giai đoạn cấp của bệnh
Tagalog Meaning
biglaang pagsisimula ng sakit / biglaang paglala ng mga sintomas / akut na kalagayan
Sense（1）
acute onset of disease or worsening of symptoms
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
急性
See correct answer
He suddenly developed acute pneumonia.
See correct answer
彼は急性の肺炎になってしまいました。
Japanese - English
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