| sexual partners | Married or single individuals who share sexual relations. (12 Dec 1998) |
|---|---|
| sexual perversion | A sexual practice that is biologically atypical, considered morally wrong, or legally prohibited. See: bestiality, pedophilia. Synonym: sexual perversion. (05 Mar 2000) |
| sexual potency | The ability to carry out and consummate sexual intercourse, usually referring to the male. (05 Mar 2000) |
| sexual preference | The biologic sex preferred in one's sexual partners. (05 Mar 2000) |
| sexual reproduction | The process where two cells (gametes) fuse to form one hybrid, fertilizedcell, results in a new genome that is different than that of either parent. (09 Oct 1997) |
| sexual selection | A form of natural selection in which, according to Darwin's theory, the male or female is attracted by certain characteristics, form, colour, behaviour, etc., in the opposite sex; thus modifications of a special nature are brought about in the species. (05 Mar 2000) |
| sterilization, sexual | Procedures for the purpose of rendering individuals incapable of reproduction. (12 Dec 1998) |
| algid stage | The stage of collapse in cholera. (05 Mar 2000) |
| bacteria-free stage of bacterial endocarditis | Endocarditis described prior to the antibiotic era and presumably due to spontaneous healing of the bacterial vegetations. (05 Mar 2000) |
| bell stage | Third stage of tooth development, wherein the cells form the inner enamel epithelium, the stratum intermedium, the stellate reticulum, and the outer enamel epithelium; the enamel organ assumes a bell shape. (05 Mar 2000) |
| bud stage | First stage of tooth development; development of the primordia of the enamel organs, the tooth buds. (05 Mar 2000) |
| cap stage | Second stage of tooth development wherein there is development of the inner and outer enamel epithelium. (05 Mar 2000) |
| vegetative stage | The quiescent stage of a cell or its nucleus in which no karyokinetic changes are taking place. Synonym: vegetative stage. (05 Mar 2000) |
| genital stage | Referring to the psychic organization derived from, and characteristic of, the Freudian genital period of the infant's psychosocial organization. See: genitality. See: anality, orality. (05 Mar 2000) |
| mechanical stage | <microscopy> A device provided for adjusting the position of a specimen, usually by translation in two directions at right angles to each other. (05 Aug 1998) |