/ Dictionary / Index M melter: Meaning and Definition of Find definitions for: melt•er Pronunciation: (mel'tur), [key] — n. a person or thing that melts. a person in charge of a steelmaking furnace. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: melter (Thesaurus) meltdown melting point Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language