Cow

From Biology-Online Dictionary | Biology-Online Dictionary

Cow

1. A generator for short-lived isotopes based upon successively eluting or otherwise separating (milking) a short-lived radioactive daughter from a longer-lived parent; e.g., 99mTc from 99Mo, 113mIn from 113Sn.

2. The mature female of domestic cattle (genus Bos); also the mature female of certain other animals such as buffalo, elephant, and whale.

Downer cow, a recumbent cow that has failed to respond to treatment for its disease.