/ Dictionary / Index O osteoid: Meaning and Definition of Find definitions for: os•te•oid Pronunciation: (os'tē-oid"), [key] — adj. resembling bone; bonelike. having a skeleton of bones. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. osteogenic osteology Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language