Phys. [L.] The neck, esp. the back part of the neck. Hence applied to a similar part in various organs, as the neck of the womb (cervix uteri), of the bladder (cervix vesicæ), of the thigh-bone (cervix femoris), and of a tooth (cervix dentis, the line of junction between the crown and the fang).
1741. Monro, Anat. (ed. 3), 278. The Cervix of the Os Femoris has a great many large Holes.
1836. Todd, Cycl. Anat., I. 387/1. The cervix of the bladder is of a compressed conical form.
1860. Tanner, Pregnancy, ii. 78.