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
Cite this Entry
“Melissa.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/melissa. Accessed 31 Oct. 2025.
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