/ Dictionary / Index A absorber: Meaning and Definition of Find definitions for: ab•sorb•er Pronunciation: (ab-sôr'bur, -zôr'-), [key] — n. a person or thing that absorbs. See a material in a nuclear reactor that absorbs neutrons without reproducing them. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: absorber (Thesaurus) absorbent cotton absorbing Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language