* * *
pre·men·stru·al .prē-'men(t)-strə(-wə)l adj of, relating to, occurring in, or being in the period just preceding menstruation <\premenstrual women>
pre·men·stru·al·ly -ē adv
* * *
pre·men·stru·al (pre-menґstroo-əl) occurring before menstruation.Medical dictionary. 2011.