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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
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 After his second round of chemo, a PET scan showed no active lymphoma cells. Dana O’Neil, CNN Money, 15 Nov. 2025 Hot chemo, Archer explains, has a better shot of penetrating and killing cancer cells, thus giving Jeremy more time. Randall Colburn, Entertainment Weekly, 13 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 1 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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