Definition of "catamenial" []

• Of or relating to the menses or menstruation (adjective)

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• "By chance, while working as an English teacher I also have a degree in English I discovered other women were suffering from what is termed catamenial epilepsy, seizures caused by the menstrual cycle."
• "I know that the Yale Law School doesn't just let anyone in (and the only language missing from the frequent quotations at Scott Horton's Harper's blog, as far as I can tell, is Hittite), but what are the chances that this law student being interviewed would a) know the word "catamenial" and b) use it in conversation?"
• "Lie thou down with me on thy own bed, after the catamenial bath, on the night of the eighth or the fourteenth day of the moon. '"