遅ち発はつ

noun, noun or participle which takes 'suru', intransitive verb

delayed departure; delayed start; leaving behind schedule

Used for transportation schedules, events, or anything that starts later than planned. Often appears in announcements or formal contexts.

• 台たい風ふうのため、列れっ車しゃが遅ち発はつした。

  The train departed late due to the typhoon.

• 遅ち発はつのお知しらせが駅えきのアナウンスで流ながれた。

  An announcement about the delayed departure was broadcast at the station.

noun, noun or participle which takes 'suru', intransitive verb

delayed onset; late onset

Medical term for symptoms or conditions that appear later than expected. Antonym: 早発 (early onset).

Antonyms: 早発

• この薬くすりの副ふく作さ用ようは遅ち発はつすることがある。

  Side effects of this medicine may have a delayed onset.

noun, noun or participle which takes 'suru', intransitive verb

delayed ignition; delayed detonation

Technical term for engines, explosives, or combustion where ignition occurs later than intended.

• エンジンの遅ち発はつは点てん火かプラグの不ふ良りょうが原げん因いんだった。

  The delayed ignition of the engine was caused by faulty spark plugs.