放出|ほうしゅつhoushutsu[0]heiban (flat)

JLPT N1approx.Common
Definitions
  1. noun, suru verb, transitive verb, intransitive verbemission; release; radiation; discharge; gush
    例たとえばジャック・パインの松まつかさは、高温こうおんにより影響えいきょうを受うけるまでは自みずから開ひらいて種子しゅしを放出ほうしゅつしない。↗
    The cones of the jack pine, for example, do not readily open to release their seeds until they have been subjected to great heat.
  2. noun, suru verb, transitive verbrelease (of goods, a player from a team, etc.)
Conjugation
Dictionary form放出する(ほうしゅつする)
Polite (masu)放出します(ほうしゅつします)
Negative (nai)放出しない(ほうしゅつしない)
polite (masen)放出しません(ほうしゅつしません)
classical zu / nu放出せず・放出せぬ(ほうしゅつせず・ほうしゅつせぬ)
Past (ta)放出した(ほうしゅつした)
polite (mashita)放出しました(ほうしゅつしました)
Past negative (nakatta)放出しなかった(ほうしゅつしなかった)
polite (masen deshita)放出しませんでした(ほうしゅつしませんでした)
Te form放出して(ほうしゅつして)
Potential放出できる(ほうしゅつできる)
Passive放出される(ほうしゅつされる)
Causative放出させる(ほうしゅつさせる)
Causative passive放出させられる(ほうしゅつさせられる)
Conditional (ba)放出すれば(ほうしゅつすれば)
tara放出したら(ほうしゅつしたら)
Volitional放出しよう(ほうしゅつしよう)
polite (mashou)放出しましょう(ほうしゅつしましょう)
Imperative放出しろ(ほうしゅつしろ)

Common forms generated by rule; see the senses for honorific or irregular usage.

Synonyms & antonyms
  • Synonym放つはなつNeutralNative verb for setting free or sending out light and heat, or firing an arrow; 「放出(する)」 is the more scientific term, or covers releasing goods and players.
  • Synonym発するはっするWrittenWritten word for letting out sound or light, and also for issuing orders; 「放出」 focuses on sending energy or matter outward.
  • Synonym発散はっさんNeutralFor diffusing or venting feelings, as in 「ストレス発散」; 「放出」 is mostly physical.
  • Synonym放射ほうしゃNeutralRadiating out from a center or emitting electromagnetic waves and rays, as in 「放射状」「放射線」; 「放出」 is broader and also covers goods and players.
  • Synonym排出はいしゅつNeutralDischarging exhaust or waste, excreting; 「放出」 focuses on releasing energy or matter.
  • Synonym放流ほうりゅうNeutralReleasing water from a dam or stocking fish into rivers; 「放出」 focuses on energy and matter.
  • Synonym射出しゃしゅつWrittenWritten and technical: shooting or injecting material out, as in injection molding; 「放出」 is the broader term.
  • Related流出りゅうしゅつNeutralFlowing or draining out, as when data leaks; 「放出」 stresses active, deliberate release.
  • Related発射はっしゃNeutralFiring bullets or launching rockets; 「放出」 is about releasing energy or matter.
  • Related噴出ふんしゅつNeutralSpewing or gushing out; 「放出」 focuses on release itself.
  • Related漏出ろうしゅつWrittenWritten word for leaking out, usually by accident; 「放出」 can be intentional.
  • Related放散ほうさんWrittenWritten, scientific term for radiating and diffusing; 「放出」 is the more common word.
  • Antonym吸収きゅうしゅうNeutralAbsorbing or taking in — the opposite of 「放出」 in its sense of release.
  • Antonym収納しゅうのうNeutralStoring or putting things away — the opposite of 「放出」.
  • Antonym回収かいしゅうNeutralCollecting or recovering things — the opposite of 「放出」.

Use 「放出」 for releasing energy or matter, and for letting goods or players go, as in 「エネルギーを放出する」「放出選手」. In native Japanese say 「放つ」; for emissions say 「排出」, for radiation 「放射」, for venting stress 「発散」, for taking in 「吸収」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese definitions
  1. 放ほうって、そとに出だすこと。
  2. あふれでること。ふきでること。
  3. 人材じんざいなどを組織そしきから出だすこと。
  4. 物資ぶっしを外部がいぶに提供ていきょうすること。
Kanji in this word
English equivalents
See also

JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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