Meaning ofoestrusin English

Noun

1. a biting fly (genus Oestrus)
   The oestrus fly is known for its painful bite.
2. a painful bite or sting; skin irritation
   The horse showed signs of oestrus, with inflamed skin and restlessness.
3. a female's reproductive cycle (heat, mating readiness)
   The veterinarian monitored the dog's oestrus cycle to determine the best breeding time.