deuto-

  1. a combining form meaning “second or secondary; second in order”, used in the formation of compound words: deutoplasm.
Also especially before a vowel, deut-.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

deuto- in Medicine

deuto-

pref.
  1. Second; secondary:deutoplasm.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.