inhibitor

noun

in·​hib·​i·​tor in-ˈhi-bə-tər How to pronounce inhibitor (audio)
: one that inhibits: such as
a
: an agent that slows or interferes with a chemical action
b
: a substance that reduces or suppresses the activity of another substance (such as an enzyme)

Examples of inhibitor 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.
However, some treatments, such as cholinesterase inhibitors and glutamate regulators, may help people manage symptoms of the illness. Maggie O'Neill, Health, 2 Nov. 2024 Looking Ahead Ovarian tumors have proven tough opponents, standing their ground against cutting-edge immunotherapies like CAR T therapy and checkpoint inhibitors. William A. Haseltine, Forbes, 31 Oct. 2024 Mice engineered to lack key immune genes didn’t show such a dramatic ramp up in red blood cells during pregnancy, and nor did animals treated with drugs known as reverse transcriptase inhibitors, which block the enzyme retrotransposons use to copy and paste themselves. Bycatherine Offord, science.org, 24 Oct. 2024 Certain medications—like proton-pump inhibitors (PPIs), which are used to treat common conditions like chronic heartburn, and diuretics, which help prevent fluid build-up—can also contribute to magnesium loss, research has shown. Maggie O'Neill, Verywell Health, 22 Oct. 2024 See all Example Sentences for inhibitor 

Word History

First Known Use

circa 1611, in the meaning defined above

Time Traveler
The first known use of inhibitor was circa 1611

Dictionary Entries Near inhibitor

Cite this Entry

“Inhibitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inhibitor. Accessed 28 Nov. 2024.

Medical Definition

inhibitor

noun
in·​hib·​i·​tor in-ˈhib-ət-ər How to pronounce inhibitor (audio)
: one that inhibits: as
a
: an agent that slows or interferes with a chemical reaction
b
: a substance that reduces the activity of another substance (as an enzyme)
c
: a gene that checks the normal effect of another nonallelic gene when both are present
Last Updated: - Updated example sentences
Love words? Need even more definitions?

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