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definitions

benzo-

a combining form used in the names of chemical compounds in which benzene, benzoic acid, or one or more of the phenyl groups is present: benzocaine.

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Nearby words

  1. benzethonium chloride,
  2. benzi box,
  3. benzidine,
  4. benzimidazole,
  5. benzine,
  6. benzoate,
  7. benzoate of soda,
  8. benzocaine,
  9. benzodiazepine,
  10. benzofuran
Also especially before a vowel, benz-.

Origin of benzo-

benz(ene) or benz(oic) + -o-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for benzo-

benzo-

sometimes before a vowel benz-

combining form

indicating a benzene ring fused to another ring in a polycyclic compoundbenzofuran
indicating derivation from benzene or benzoic acid or the presence of phenyl groupsbenzophenone

Word Origin for benzo-

from benzoin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for benzo-

benzo-

pref.

Benzene; benzoic acid:benzodiazepine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.