/ Dictionary / Index A Abbe condenser: Meaning and Definition of Find definitions for: Ab'be condens"er Pronunciation: (ä'bu, ab'ē), [key] a combination of two or three lenses having a large aperture and used as a condenser for a compound microscope. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. abbé Abbe number Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language