| 释义 |
denidation Med.|diːnɪˈdeɪʃən|
[f. de- + L. nidus nest: see -ation.]
The shedding of the superficial layer of the uterus, such as occurs during menstruation.
1874J. H. Aveling in Obstetr. Jrnl. II. 212 Nidation has been likened to gestation. Denidation may be compared with parturition. 1935Nature 16 Mar. 413/1 We may speculate whether some subtle distinction may not be drawn between an embryo and a mere blastocyst, between criminal abortion and permissible denidation. |