actuary

noun

ac·​tu·​ary ˈak-chə-ˌwer-ē How to pronounce actuary (audio)
-shə-,
-ˌwe-rē-
plural actuaries
1
obsolete : clerk, registrar
2
: a person who calculates insurance and annuity premiums, reserves, and dividends

Examples of actuary 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.
The insurance company's actuary may look at a bunch of data, not the least of which being the frequency of hurricanes, and make the prediction that only one major hurricane would hit the sunshine state every 10 years. Jay Adkisson, Forbes.com, 21 July 2025 Meanwhile, the consumer group’s own actuaries prepared a simulation of the State Farm General Insurance Company’s earnings from premiums and projected losses from recent wildfires. Rukmini Callimachi, New York Times, 14 May 2025 Key Facts On July 1, Centene withdrew its 2025 guidance following an independent actuary’s estimate that the company’s Obamacare revenue assumptions were too high. Peter Cohan, Forbes.com, 9 July 2025 The doula reimbursement is capped at $1,200 per client, a rate set by an actuary hired by the state of Ohio. Elizabeth B. Kim, The Enquirer, 2 July 2025 See All Example Sentences for actuary

Word History

Etymology

borrowed from Latin āctuārius "shorthand writer, keeper of accounts," alteration (with -u- from the u-stem action noun āctus) of *āctārius, from āctum "public transaction, record" + -ārius -ary entry 1 — more at act entry 1

First Known Use

1570, in the meaning defined at sense 1

Time Traveler
The first known use of actuary was in 1570

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Cite this Entry

“Actuary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/actuary. Accessed 7 Aug. 2025.

Kids Definition

actuary

noun
ac·​tu·​ary ˈak-chə-ˌwer-ē How to pronounce actuary (audio)
-shə-
plural actuaries
: a person who calculates insurance premiums and dividends
actuarial
ˌak-chə-ˈwer-ē-əl
adjective

Legal Definition

actuary

noun
ac·​tu·​ary ˈak-chə-ˌwer-ē, -shə- How to pronounce actuary (audio)
plural actuaries
: a person who calculates insurance and annuity premiums, reserves, and dividends

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