Med. [mod.L. f. ἀ priv. + μήν month + -ροια flowing, f. ῥέ-ειν to flow. Cf. Fr. aménorrhée.] Absence or suppression of the menstrual discharge.
1804. Edin. Rev., III. 336. The women suffer much from amenorrhea.
1872. T. G. Thomas, Dis. Women, 64. An inactive state of the ovaries which results in amenorrhœa.