/ Dictionary / Index P postaxial: Meaning and Definition of Find definitions for: post•ax•i•al Pronunciation: (pōst-ak'sē-ul), [key] — adj. Anat., Zool. pertaining to or situated behind the axis of the body, esp. the posterior side of the axis of a limb. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. postaudit post-bag Related Content Daily Word Quiz: hale Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language