| 释义 |
‖ perineum, perinæum Anat.|pɛrɪˈniːəm|
[Late L. (Cæl. Aurel. c 440) perinæum, -nēum, a. Gr. περίναιον, περίνεος, or perh. properly πηριν-: cf. in same sense πηρίνα; also πηρίς or πηρίν, acc. πηρῖνα scrotum.]
The region of the body between the anus and the scrotum or vulva; denoting either the surface of this, or the mass of tissue (perineal body) of which this surface forms the base.
1632Sherwood, The perineum, perinée. 1693tr. Blancard's Phys. Dict. (ed. 2), Perinæum, the Ligamentous Seam betwixt the Cod and the Fundament. 1754–64Smellie Midwif. I. 93 The perinaeum. 1804Abernethy Surg. Obs. 234, I made a division in the perinæum. 1842E. Wilson Anat. Vade M. 193 The muscles of the perineum are situated in the outlet of the pelvis. |