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a combining form meaning “hundredth” or “hundred,” used in the formation of compound words:
centiliter; centimeter; centipede.
Also, especially before a vowel, cent-.
Origin of centi-
< Latin, combining form of centum Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for centi-


denoting one hundredth: centimetre, c
(rare) denoting a hundred: centipede
Word Origin
from French, from Latin centum hundred
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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Word Origin and History for centi-

word-forming element meaning "one hundred" or "one hundredth part," used in English from c.1800, from the French metric system, from Latin centi-, comb. form of centum "one hundred" (see hundred).

Online Etymology Dictionary, © 2010 Douglas Harper
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centi- in Medicine

centi- pref.

  1. One-hundredth part (10-2): centiliter.

  2. One hundred (102): centigrade.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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centi- in Science
A prefix meaning "a hundredth," as in centigram, a hundredth of a gram.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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