| 释义 |
menstruation|ˌmɛnstruːˈeɪʃən|
[ad. L. type *mēnstruātiōnem, f. mēnstruāre: see menstruate v. and -ation. Cf. F. menstruation, Sp. menstruacion, It. menstruazione.]
The act or process of discharging the catamenia.
1776–84[see menorrhagia]. 1799Med. Jrnl. I. 294 Women during menstruation, were [etc.]. 1896Allbutt & Playfair Gynæcology 339 Menstruation usually begins in the fifteenth year. |