from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A varied group of physical and psychological symptoms, including abdominal bloating, breast tenderness, headache, fatigue, irritability, anxiety, and depression, that occur from 2 to 7 days before the onset of menstruation and cease shortly after menses begins.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The physical and psychological malaise experienced by many women between ovulation and the onset of menstruation; premenstrual tension.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a syndrome that occurs in many women from 2 to 14 days before the onset of menstruation
From premenstrual + syndrome (Wiktionary)