Kumi logo
    Kumi

    Learn Japanese. Where understanding folds into fluency.

    Dictionary

    KanjiKanji vocabularyKana vocabularyKanaRadicalsGrammarJLPT N5

    Learn

    GuidesStart where you areWhat is KMT?RoadmapFAQ

    Connect

    EmailDiscordInstagramThreadsTikTokYouTubeLinkedInBlueskyX

    Newsletter

    Start learning free →

    Free forever tier. No card required.

    © 2026 Kumiai Inc. All rights reserved.

    AboutFAQContactStatusPrivacyTermsAttributions
    Dictionary
    1. Dictionary
    2. Kanji Vocab
    3. 発病

    発病

    発はつ病びょう

    onset of an illness

    N1KMT7News #15+1CoreNoun, Participle, Verb, IntransitiveMedicine & HealthKanji Vocab19 strokes

    はつびょう

    Noun, Participle, Verb, Intransitive

    1.
    onset of an illness, falling ill

    Stroke 0 / 19

    Speed1.0x

    彼かれは突とつ然ぜん発はつ病びょうしました。

    He suddenly fell ill.

    KMT5Medicine & Health
    その病びょう気きは発はつ病びょうすると急きゅう速そくに進しん行こうする。

    That disease progresses rapidly once it develops.

    KMT7Medicine & Health
    早そう期き発はっ見けんは、病びょう気きの発はつ病びょう後ごの治ち療りょうに非ひ常じょうに重じゅう要ようだ。

    Early detection is very important for treatment after the onset of a disease.

    KMT7Medicine & Health
    ストレスが発はつ病びょうの引ひき金がねになることがある。

    Stress can sometimes trigger the onset of an illness.

    KMT8Medicine & HealthEmotions & Psychology
    研けん究きゅう者しゃたちは、その病びょう気きの発はつ病びょうメカニズムを解かい明めいしようとしている。

    Researchers are trying to elucidate the mechanism of onset for that disease.

    KMT9Medicine & HealthScience & Math

    Kanji that make up this word

    発
    た.つ・あば.く・おこ.る・つか.わす・はな.つ…(4)
    departure・discharge・publish・emit・start from…(2)
    病
    や.む・-や.み・やまい…(2)
    ill・sick
    Kumi logo

    Track your mastery

    Kumi's KMT system tracks your mastery across kanji, vocabulary, grammar, and reading. Create a free account to use it on 220,000+ concepts.

    Related concepts for this entry

    Used in vocabulary

    • 発
    • 病

    Explore more

    Kanji Vocab dictionary›Browse all entries›