/ Dictionary / Index G giant silkworm moth: Meaning and Definition of Find definitions for: gi'ant silk'worm moth" Pronunciation: [key] any silkworm moth of the family Saturniidae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. giant sequoia giant slalom Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language