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