Dictionary.com
definitions

auxo-

a combining form meaning “growth,” “increase,” used in the formation of compound words: auxochrome.

Nearby words

  1. auxiliary tone,
  2. auxiliary verb,
  3. auxilytic,
  4. auxin,
  5. auxo,
  6. auxocardia,
  7. auxochrome,
  8. auxocyte,
  9. auxospore,
  10. auxotonic
Also especially before a vowel, aux-.

Origin of auxo-

< Greek aúx(ein) to grow, increase (variant of auxánein) + -o-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for auxo-

auxo-

pref.

Increase:auxotroph.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.