/ Dictionary / Index A argasid: Meaning and Definition of Find definitions for: ar•ga•sid Pronunciation: (är'gu-sid), [key] — n. any of the numerous ticks of the family Argasidae, comprising the soft ticks. —adj. belonging or pertaining to the family Argasidae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: argasid (Thesaurus) Argand lamp Argelander 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