/ Dictionary / Index L lamium: Meaning and Definition of Find definitions for: la•mi•um Pronunciation: (lā'mē-um), [key] — n. any of several plants belonging to the genus Lamium, of the mint family, some species of which have whitish or variegated leaves and are cultivated as ornamentals or ground cover. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lamium (Thesaurus) lamister Lammas Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language