castrat-, castra- (Latin: to cut, geld, spay; to remove the testicles or ovaries of).
1. To deprive (gonadectomize) a male of his gonads, rendering him incapable of reproduction; thus, to geld or to emasculate; in the female, to remove the ovaries, or to spay.castration, removal of the gonads, or their destruction as by radiation, parasites, or other physical removal.
2. Any individual who has been rendered incapable of reproduction by removal or destruction of the gonads (male) or ovaries (female).