/ Dictionary / Index A Aitken: Meaning and Definition of Find definitions for: Ait•ken Pronunciation: (āt'kun), [key] — n. 1864–1951, U.S. astronomer. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aitchbone Aitolía Related Content Daily Word Quiz: topography Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language