/ Dictionary / Index A adenosine triphosphatase: Meaning and Definition of Find definitions for: aden'osine tri•phos'pha•tase Pronunciation: (trī-fos'fu-tās", -āz"), [key] — Biochem. Biochem. ATPase. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. adenosine monophosphate adenosine triphosphate Related Content Daily Word Quiz: knead Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language