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insurer

American

[in-shoor-er, -shur-] / ɪnˈʃʊər ər, -ˈʃɜr- /

noun

a person or company that contracts to indemnify another in the event of loss or damage; underwriter.
a person or thing that insures.
a person who sells insurance.

insurer British

/ -ˈʃɔː-, ɪnˈʃʊərə /

noun

a person or company offering insurance policies in return for premiums
a person or thing that insures

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of insurer

First recorded in 1645–55; insure + -er ¹

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And when a patient doesn’t appeal, the denial stands and the insurer saves the cost of the service.

From MarketWatch • Apr. 22, 2026

Her insurer, Purely Pets, says it had implemented the ombudsman's recommendations in full and reinstated the policies for Darcey, her border collie.

From BBC • Apr. 21, 2026

UnitedHealth is the parent of the largest U.S. health insurer as well as doctor groups and other assets.

From The Wall Street Journal • Apr. 21, 2026

He has stepped up Berkshire’s interests in Japan, buying a stake in an insurer there.

From The Wall Street Journal • Apr. 18, 2026

Time, patient name, insurer, admitting doctor, room number.

From "Things Not Seen" by Andrew Clements

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023