Last Updated：2025/11/20

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A biting fly of the genus Oestrus; a botfly. / A bite or sting. / (archaic) A passion or frenzy. / (biology) A female animal's readiness to mate; heat, rut.

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oestrus

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Source Word

oestrus

IPA(Pronunciation)

/ˈiːstɹəs/

Noun

archaic

A biting fly of the genus Oestrus; a botfly. / A bite or sting. / (archaic) A passion or frenzy. / (biology) A female animal's readiness to mate; heat, rut.

Japanese Meaning

（オエストゥス属の）吸血性ハエ、ボットバエ / 噛みや刺し / （古語）情熱、狂乱 / （生物学）雌動物の発情期、発情