Pronunciation: (ag"ru-vā'shun),[key] —n. 1. an increase in intensity, seriousness, or severity; act of making worse: an aggravation of pain. 2. the state of being aggravated.
3. something that causes an increase in intensity, degree, or severity.
4. annoyance; exasperation: Johnny causes me so much aggravation! 5. a source or cause of annoyance or exasperation: Johnny's such an aggravation to her!