Oestrian :: Oestrian (a.) Of or pertaining to the gadflies.
Oestrual :: Oestrual (a.) Of or pertaining to sexual desire; -- mostly applied to brute animals; as, the oestrual period; oestrual influence..
Oestruation :: Oestruation (n.) The state of being under oestrual influence, or of having sexual desire..
Oestrus :: Oestrus (n.) A genus of gadflies. The species which deposits its larvae in the nasal cavities of sheep is oestrus ovis.
Oestrus :: Oestrus (n.) A vehement desire; esp. (Physiol.), the periodical sexual impulse of animals; heat; rut..