誘発
To cause or trigger a particular reaction, event, or phenomenon, often unintentionally.
Examples
3 of 5その匂いが食欲を誘発する。
That smell triggers/induces appetite.
過度のストレスが病気を誘発する恐れがある。
Excessive stress may trigger illness.
その冗談、変な空気を誘発しちゃったね。
That joke triggered a weird atmosphere, didn't it?
Word Family
Memory Tip
Yuu (invite) + Hatsu (occur). Inviting something to occur.
Quick Quiz
この政策は、投資の拡大を（ ）する狙いがある。
Correct!
The correct answer is: 誘発
Examples
その匂いが食欲を誘発する。
everydayThat smell triggers/induces appetite.
過度のストレスが病気を誘発する恐れがある。
formalExcessive stress may trigger illness.
その冗談、変な空気を誘発しちゃったね。
informalThat joke triggered a weird atmosphere, didn't it?
特定の化学物質が細胞の変異を誘発することが分かった。
academicIt was found that specific chemical substances induce cell mutations.
減税が個人消費を誘発することを期待する。
businessHope that tax cuts will stimulate (trigger) personal consumption.
Word Family
Common Collocations
Common Phrases
誘発地震
induced earthquake
Often Confused With
Jakki is extremely formal/literary; Yuuhatsu is the standard academic/scientific term.
Usage Notes
Often used for negative or biological triggers (e.g., allergies, mutations, economic crashes).
Common Mistakes
Don't use for intentional invitations (use 'sasou' or 'shoutai').
Memory Tip
Yuu (invite) + Hatsu (occur). Inviting something to occur.
Word Origin
Combining 'to invite/lead' and 'to happen/emit'.
Grammar Patterns
Quick Quiz
この政策は、投資の拡大を（ ）する狙いがある。
Correct!
The correct answer is: 誘発
Related Vocabulary
More academic words
共通
B1Sharing something with others; having something in common.
対比
B1The act of placing two things side by side to show their differences; contrast.
実際
B1Reality or the actual state of things, as opposed to theory or imagination.
整合性
B1The quality of being logical and consistent, where different parts of an argument or data set agree with each other without contradiction.
包括的
B1Including or dealing with all or nearly all elements or aspects of something; wide-ranging and thorough.
裏付け
B1Evidence or support that confirms a theory, statement, or finding; corroboration that makes an argument credible.
概ね
B1For the most part; mostly or generally. Used to indicate that a statement is largely true despite minor exceptions.
論証
B1The process of proving a statement or theory through logical reasoning and the presentation of evidence.
暫定的
B1Not certain or fixed; provisional or temporary. Used for results or plans that may change after more info is gathered.
反論
B1An argument or set of reasons put forward to oppose an idea or theory developed by another person.
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