| 释义 |
nidation Physiol.|naɪˈdeɪʃən|
[f. nidus + -ation.]
†a. (See quots.) Obs.
1874J. H. Aveling in Obstetr. Jrnl. II. 210 The act of nidation consists of the periodical development of the mucous membrane lining the interior of the body of the uterus. 1892Syd. Soc. Lex., Nidation,..Aveling's term for the monthly renewal of the epithelium of the mucous lining of the womb during the intermenstrual period.
b. = implantation 6.
1892Syd. Soc. Lex., Nidation,..also, a term for the reception of the fertilised ovum in the uterine mucous membrane. 1921B. M. Anspach Gynecol. iv. 72 These [changes] have for their purpose suitable nidation and nourishment of the ovum. 1966New Statesman 17 June 880/1 Surely an abortifacient is something which interferes with an established pregnancy and not something which prevents the nidation of a fertilised ovum. 1970Sci. Jrnl. June 63/2 It is apparently by this thickened trophoblastic plate that the penetration of the maternal tissues—called nidation or implantation—is accomplished. |