Definition of lemon balm
: a bushy perennial European mint (Melissa officinalis) often cultivated for its lemon-scented leaves; also : its leaves
First Known Use of lemon balm
Medical Definition of lemon balm
: a bushy perennial Old World mint of the genus Melissa (M. officinalis) often cultivated for its fragrant lemon-flavored leaves and tops that have been used to make a diaphoretic tea
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