冷房|れいぼうreibou[0]heiban (flat)

JLPT N4approx.Common
Definitions
  1. noun, suru verb, transitive verbair conditioning; air cooling
    冷房れいぼうが効ききすぎているのですが。↗
    How do I fix the air-conditioner?
Conjugation
Dictionary form冷房する(れいぼうする)
Polite (masu)冷房します(れいぼうします)
Negative (nai)冷房しない(れいぼうしない)
polite (masen)冷房しません(れいぼうしません)
classical zu / nu冷房せず・冷房せぬ(れいぼうせず・れいぼうせぬ)
Past (ta)冷房した(れいぼうした)
polite (mashita)冷房しました(れいぼうしました)
Past negative (nakatta)冷房しなかった(れいぼうしなかった)
polite (masen deshita)冷房しませんでした(れいぼうしませんでした)
Te form冷房して(れいぼうして)
Potential冷房できる(れいぼうできる)
Passive冷房される(れいぼうされる)
Causative冷房させる(れいぼうさせる)
Causative passive冷房させられる(れいぼうさせられる)
Conditional (ba)冷房すれば(れいぼうすれば)
tara冷房したら(れいぼうしたら)
Volitional冷房しよう(れいぼうしよう)
polite (mashou)冷房しましょう(れいぼうしましょう)
Imperative冷房しろ(れいぼうしろ)

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

Synonyms & antonyms
  • Synonym空調くうちょうNeutralNeutral term for air conditioning as temperature and humidity control, as in 「空調が効く」; it covers both cooling and heating, while 「冷房」 is cooling only.
  • SynonymクーラーCasualColloquial loanword for the air-conditioning unit; it can also mean a portable cooler box.
  • Related冷房装置れいぼうそうちWrittenWritten/formal prose word for the cooling equipment itself, as in 「冷房装置の故障」; the emphasis is on the machine.
  • Related空調設備くうちょうせつびWrittenWritten/formal prose term for a complete setup that controls temperature and humidity; it can cool or heat, and appears often in building descriptions.
  • Antonym暖房だんぼうNeutralThe opposite of 「冷房」: heating, as in 「暖房をつける」.

For turning on the cooling, 「冷房」 is the default. Use 「空調」 when cooling and heating are both in play, 「クーラー」 for the unit in everyday speech, 「冷房装置」 for the equipment itself, and 「暖房」 for heating.

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

Japanese definitions
  1. 部屋へやの内部ないぶを冷ひやすこと。また、その装置そうち。
Kanji in this word
See also

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

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