/ Dictionary / Index H hirudinoid: Meaning and Definition of Find definitions for: hi•ru•di•noid Pronunciation: (hi-rd'n-oid"), [key] — adj. of, pertaining to, or resembling a leech. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hirudinean hirundine Related Content Daily Word Quiz: apogee Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language