chemo

1 of 2

noun

che·​mo ˈkē-(ˌ)mō How to pronounce chemo (audio)

chemo-

2 of 2

combining form

variants or less commonly chemi-
1
: chemical : chemistry
chemotaxis
2
: chemically
chemisorb

Examples of chemo in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
So Brandon would go into the chemo treatments. Brande Victorian, HollywoodReporter, 11 Dec. 2025 At that point my oncologist felt comfortable dropping the chemo and just doing the immunotherapy to see what would happen. Glamour, 9 Dec. 2025 The thought of losing our hair—through chemo, the menopause, stress—is our worst nightmare. Jack Royston, MSNBC Newsweek, 27 Nov. 2025 That means people [going] through chemo or who have autoimmune diseases, and health issues like that can use them. Gillian Telling, PEOPLE, 25 Nov. 2025 See All Example Sentences for chemo

Word History

Etymology

Noun

by shortening

Combining form

chem- (in chemical entry 1) + -o-

First Known Use

Noun

1977, in the meaning defined above

Time Traveler
The first known use of chemo was in 1977

Browse Nearby Words

Cite this Entry

“Chemo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chemo. Accessed 16 Dec. 2025.

Kids Definition

chemo-

combining form
: chemical : chemistry
chemotaxis
Etymology

Combining form

scientific Latin, from Greek chēmeia "alchemy" — related to alchemy, chemistry

Medical Definition

Last Updated: - Updated example sentences
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