Main Entry: me·lis·sa

Pronunciation: \mə-ˈlis-ə\

Function: noun

1 capitalized : a genus of Old World mints having clusters of small white or yellowish flowers and including the lemon balm (M. officinalis)
2 : the leaves and tops of the lemon balm that are a source of citral and have been used as a diaphoretic in the form of a tea