- a combining form meaning “bone,” used in the formation of compound words: osteometry.
Also especially before a vowel, oste-.
Origin of osteo-
< Greek, combining form of ostéon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
before a vowel oste-
- indicating bone or bonesosteopathy
from Greek osteon
Word Origin and History for osteo-
before vowels oste-, word-forming element meaning "bone, bones," from Greek osteon "bone" (see osseous).
Online Etymology Dictionary, © 2010 Douglas Harper