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.
Another 10% to 25% of jobs are knowledge-oriented, such as pricing actuaries and medical management clinicians. Shubham Singhal, Fortune, 23 Jan. 2026 In particular, the fund dedicated to retirement benefits may run out by late 2032, according to the latest estimates from the Social Security Administration's chief actuary. Lorie Konish, CNBC, 23 Jan. 2026 In doing so, an actuary assigns dollar values to events that might happen once in a decade or once in a century. Bill Frist, Forbes.com, 21 Jan. 2026 The board’s unanimous vote came weeks after pension-plan actuaries confirmed the program would be cost-neutral, as state law requires. Lucas Robinson, San Diego Union-Tribune, 14 Jan. 2026 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

Browse Nearby Words

Cite this Entry

“Actuary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/actuary. Accessed 2 Feb. 2026.

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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