発情|はつじょうhatsujou[0]heiban (flat)

Common
Definitions
  1. noun, suru verb, intransitive verbsexual excitement; estrus; oestrus; rut; (coming into) heat
Conjugation
Dictionary form発情する(はつじょうする)
Polite (masu)発情します(はつじょうします)
Negative (nai)発情しない(はつじょうしない)
polite (masen)発情しません(はつじょうしません)
classical zu / nu発情せず・発情せぬ(はつじょうせず・はつじょうせぬ)
Past (ta)発情した(はつじょうした)
polite (mashita)発情しました(はつじょうしました)
Past negative (nakatta)発情しなかった(はつじょうしなかった)
polite (masen deshita)発情しませんでした(はつじょうしませんでした)
Te form発情して(はつじょうして)
Potential発情できる(はつじょうできる)
Passive発情される(はつじょうされる)
Causative発情させる(はつじょうさせる)
Causative passive発情させられる(はつじょうさせられる)
Conditional (ba)発情すれば(はつじょうすれば)
tara発情したら(はつじょうしたら)
Volitional発情しよう(はつじょうしよう)
polite (mashou)発情しましょう(はつじょうしましょう)
Imperative発情しろ(はつじょうしろ)

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

Synonyms & antonyms
  • Related盛りさかりNeutralMeans being in heat, usually as 「盛りがつく」; it also means the peak or prime of something, as in 「花の盛り」, so its use is broader than 「発情」.
  • Related発情期はつじょうきNeutralRefers to the period or season when an animal is in heat, while 「発情」 denotes the state of sexual excitement itself.

Use 「発情」 for the state of sexual excitement in animals, 「発情期」 for the period when they are in heat. In everyday talk about cats and dogs being in heat, 「盛りがつく」 is the colloquial choice.

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

Japanese definitions
  1. 成熟せいじゅくした動物どうぶつが交尾こうび欲求よっきゅうを発現はつげんすること。さかること。
Kanji in this word

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