/ Dictionary / Index B beta-oxidation: Meaning and Definition of Find definitions for: be•ta-ox•i•da•tion Pronunciation: (bā'tu-ok"si-dā'shun or, esp. Brit., bē'-), [key] — n. Biochem. a process by which fatty acids are degraded, involving oxidation of the beta carbons and removal of successive two-carbon fragments from the fatty acid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Betancourt beta particle Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language