/ Dictionary / Index R Rankine: Meaning and Definition of Find definitions for: Ran•kine Pronunciation: (rang'kin), [key] — n. 1820–70, Scottish engineer and physicist. —adj. pertaining to an absolute temperature scalein which the degree intervals are equal to those of the Fahrenheit scale and in which 0° Rankine equals −459.7° Fahrenheit. Cf.(defs. 2, 3). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rankine (Thesaurus) Rankin Rankine cycle Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language