/ Dictionary / Index T tetrabromofluorescein: Meaning and Definition of Find definitions for: tet•ra•bro•mo•fluo•res•ce•in Pronunciation: (te"tru-brō"mō-floo-res'ē-in, -flô-, -flō-), [key] — n. Chem. eosin (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tetrabranchiate tetracaine Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language