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
By all accounts, daraxonrasib is much less toxic compared to chemo. Erika Edwards, NBC news, 31 May 2026 After finishing chemo Johnson felt confident that would be the hardest part of her journey, both physically and emotionally. Ayren Jackson-Cannady, SELF, 29 May 2026 He was readmitted to the hospital on April 1, and the next day began a second round of chemo — this time for five days. Wendy Grossman Kantor, PEOPLE, 18 May 2026 Up to 80% of people who receive chemo experience some degree of cognitive impairment, previous studies have shown. Melissa Rudy, FOXNews.com, 15 May 2026 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 5 Jun. 2026.

Kids Definition

chemo-

combining form
: chemical : chemistry
chemotaxis
Etymology

Combining form

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

Medical Definition

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster