inhibitor

noun
in·​hib·​i·​tor | \ in-ˈhi-bə-tər How to pronounce inhibitor (audio) \

Definition of inhibitor

: 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 Immune checkpoint inhibitors are drugs that block proteins made by some immune system cells. Julie Washington, cleveland, "Have you tried immunotherapy to treat cancer? Calling All Readers," 24 Dec. 2019 The sachets continuously emit a small amount of an ethylene inhibitor, changing the atmosphere in the storage box but not the food itself. Alexia Elejalde-ruiz, chicagotribune.com, "Bananas that last forever? Extending shelf life is a key weapon in the battle against food waste, and one Chicago startup is on the front lines.," 27 Nov. 2019 But the newest entry is a superlong-life antifreeze with a totally new rust/corrosion inhibitor developed originally for heavy-duty use (such as trucks). Mike Allen, Popular Mechanics, "How to Flush Your Radiator and Cooling System," 11 Dec. 2019 My mother was taking opiates for her pain and Trazodone, a serotonin reuptake inhibitor, to manage her bipolar syndrome, before the surgery. Winston Ross, Longreads, "What Shattered My Mother’s Mind," 8 Dec. 2019 But if the inhibitor diffuses at a faster rate than the activator, the process is destabilized. Jennifer Ouellette, Ars Technica, "Clustering pattern of Azteca ant colonies may be due to a Turing mechanism," 2 Jan. 2020 There are several kinds of immunotherapy, including CAR-T cell therapy and immune checkpoint inhibitors. Julie Washington, cleveland, "Have you tried immunotherapy to treat cancer? Calling All Readers," 24 Dec. 2019 The inhibitors in orange antifreeze are not chemically compatible with what's in green or red. Mike Allen, Popular Mechanics, "How to Flush Your Radiator and Cooling System," 11 Dec. 2019 The researchers examined which children had been given prescriptions for penicillin, penicillin with B-lactamase inhibitor, cephalosporin, sulfonamide or macrolide within the first six months of life. Jacqueline Howard, CNN, "Antibiotics in infancy tied to allergies in childhood, new research suggests," 20 Dec. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inhibitor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of inhibitor

circa 1611, in the meaning defined above

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Time Traveler for inhibitor

Time Traveler

The first known use of inhibitor was circa 1611

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Statistics for inhibitor

Last Updated

10 Feb 2020

Cite this Entry

“Inhibitor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inhibitor. Accessed 18 Feb. 2020.

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More Definitions for inhibitor

inhibitor

noun
in·​hib·​i·​tor | \ in-ˈhib-ət-ər How to pronounce inhibitor (audio) \

Medical Definition of inhibitor

: 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

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More from Merriam-Webster on inhibitor

Nglish: Translation of inhibitor for Spanish Speakers

Britannica English: Translation of inhibitor for Arabic Speakers

Britannica.com: Encyclopedia article about inhibitor

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