deka-


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deka-

or dek-
pref.
Variants of deca-.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

deka-

or

dek-

combining form
(Mathematics) variants of deca-
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

deka-

a combining form used initially in the names of metric units that are ten times the size of the unit denoted by the second element of the compound: dekaliter.
[< Greek deka-, comb. form of déka ten]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.