che·mo

[kee-moh, kem-oh]
noun, plural che·mos. Informal.
chemotherapy or a chemotherapy treatment.

Origin:
by shortening; see -o

Dictionary.com Unabridged

chemo-

a combining form with the meanings “chemical,” “chemically induced,” “chemistry,” used in the formation of compound words: chemotherapy.
Also, especially before elements of Latin origin, chemi-.
Also, especially before a vowel, chem-.


Origin:
chem-, extracted from chemical or chemistry + -o- or -i-

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To chemo
00:10
Chemo is always a great word to know.
So is ninnyhammer. Does it mean:
a fool or simpleton; ninny.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
Collins
World English Dictionary
chemo (ˈkiːməʊ) [Click for IPA pronunciation guide]
 
n
informal short for chemotherapy

chemo-, (before a vowel) chemi- or (before a vowel) chem-
 
combining form
indicating that chemicals or chemical reactions are involved: chemotherapy
 
[New Latin, from Late Greek khēmeia; see alchemy]
 
chemi-, (before a vowel) chemi- or (before a vowel) chem-
 
combining form
 
[New Latin, from Late Greek khēmeia; see alchemy]
 
chem-, (before a vowel) chemi- or (before a vowel) chem-
 
combining form
 
[New Latin, from Late Greek khēmeia; see alchemy]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

chemo-
comb. form of chemical, used to form scientific compound words from c.1900.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

chemo che·mo (kē'mō, kěm'ō)
n.
Chemotherapy or a chemotherapeutic treatment.

chemo- or chemi- or chem-
pref.
Chemicals; chemical: chemotherapy.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
It's one thing for the chemo to be treated for all users, or liver disease.
More than half developed serious complications, twice the rate of patients
  given chemo alone, the study says.
Indeed, he faces the possibility of not being at all if the chemo proves
  useless.
My older brother is dying of chemo and radiation poisoning.
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