the GNU version of the Collaborative International Dictionary of English
adj. Pertaining to the catamenia, or menstrual discharges.
The Century Dictionary and Cyclopedia
Pertaining to or of the nature of the catamenia.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. of or relating to menstruation or the menses
Word Usage
"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."