/ Dictionary / Index I intra-abdominal: Meaning and Definition of Find definitions for: in•tra-ab•dom•i•nal Pronunciation: (in"tru-ab-dom'u-nl), [key] — adj. Anat. being within the abdomen. going into the abdomen, as an injection. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. intra- intra-atomic Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language