/ Dictionary / Index S subluxation: Meaning and Definition of Find definitions for: sub•lux•a•tion Pronunciation: (sub"luk-sā'shun), [key] — n. Med. a partial dislocation, as of a joint; sprain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: subluxation (Thesaurus) sublunary submachine gun Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language