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galacto-

1.
a combining form meaning “milk,” used in the formation of compound words:
galactopoietic.
Also, especially before a vowel, galact-.
Origin
< Greek galakto-, combining form of galakt-, stem of gála milk
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for galacto

galacto-

combining form
1.
milk or milky galactometer
Word Origin
from Greek galakt-, gala
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
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galacto in Medicine

galacto- or galact-
pref.
Milk: galactotherapy.

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