Definition of: castrate

(kas′trāt) v.t. ·trat·ed, ·trat·ing
1. To remove the testicles from; emasculate; geld.
2. To remove the ovaries from; spay.
3. To expurgate, as a book; mutilate. [<L castratus, pp. of castrare castrate]
—cas·tra′tion noun