estrus

Từ điển Oxford Learners Wordfinder Dictionary

noun

applies to nonhuman mammals: a state or period of heightened sexual arousal and activity
• Syn:
oestrus, heat, rut
• Ant:
anestrus
• Derivationally related forms:
rut (for: rut), estrous
• Hypernyms:
physical condition, physiological state, physiological condition