| retrograde ejaculation | <urology> Ejaculation backwards into the bladder instead of forward through the urethra. (11 Jan 1998) |
|---|---|
| ejaculation | A sudden act of expulsion, as of the semen. Origin: L. Ejaculation (18 Nov 1997) |
| acid phosphatase test for semen | A screening test for semen by determining acid phosphatase content; because seminal fluid contains high concentrations of acid phosphatase, while other body fluids and extraneous foreign materials have very low concentrations, high values of acid phosphatase on vaginal aspirate or lavage, or on wash fluid from stains, render positive identification of semen, even if the male is aspermic. (05 Mar 2000) |
| semen | <biology> Ejaculate. The fluid released at orgasm which contains sperm and secretions from the prostate gland. (27 Sep 1997) |
| semen analysis | <gynaecology> Laboratory examination of semen to check the quality and quantity of sperm. (09 Oct 1997) |
| semen preservation | <gynaecology> Methods of preserving semen. (12 Dec 1998) |