insurer

noun

in·​sur·​er in-ˈshu̇r-ər 

-ˈshər-

: one that insures

specifically : an insurance underwriter

Examples of insurer in a Sentence

In this policy, the insurer agrees to pay for all medical expenses.

Recent Examples on the Web

Big companies like UnitedHealth Group, Humana, and others are chasing higher profits by pruning benefits, after investors grew dissatisfied with margins that were smaller than the insurers had promised. — Bob Herman, STAT, 1 Oct. 2026

As these risks evolve, insurers can contribute research, health engagement, and collaboration with governments, healthcare providers, and investors to deepen understanding of how climate change shapes health outcomes. — Mitch New, Fortune, 30 Sep. 2026

Either way, now Christian's health insurance was provided by the child welfare system and its insurer refused to pay for a new one, staffers would testify. — Joseph Shapiro, NPR, 30 Sep. 2026

The insurance business is turning a corner When members use more health-care services than insurers expected, insurers have to pay out more in claims, putting pressure on margins. — Kevin Simpson, CNBC, 29 Sep. 2026

Word History

First Known Use

1654, in the meaning defined above

Rhymes for insurer

• maturer
• procurer
• fuhrer
• juror
• purer
• surer
• reinsurer

Legal Definition

insurer

noun

in·​sur·​er in-ˈshu̇r-ər 

: one that contracts to indemnify another by way of insurance : an insurance company or underwriter