Medical Dictionary
Main Entry:
me·lis·sa Pronunciation:
m&-'lis-& Function:
noun 1 capitalized : a genus of Old World mints havingaxillary clusters of small white or yellowish flowers and including the lemon balm (
M. officinalis)
2 : the leaves and tops of the lemon balm (
Melissa officinalis)that are a source of citral and have been used as a diaphoretic in the form of a tea