adjective Optics.

by shortening Unabridged


a combining form meaning “right,” used in the formation of compound words: dextrorotatatory.
Chemistry. a combining form meaning “turning clockwise”: dextroglucose.
Also, especially before a vowel, dextr-.

< Latin dextr-, stem of dexter right-hand + -o-, on the model of retro- Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
dextro (ˈdɛkstrəʊ)
See dextrorotation short for dextrorotatory

dextro- or (before a vowel) dextr-
combining form
1.  on or towards the right: dextrorotation
2.  (in chemistry) indicating a dextrorotatory compound: dextroglucose
[from Latin, from dexter on the right side]
dextr- or (before a vowel) dextr-
combining form
[from Latin, from dexter on the right side]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

dextro- or dextr-

  1. On or to the right; right: dextroposition.

  2. Dextrorotatory: dextrose.

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