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From Latin āctuārius (copyist, account-keeper), from āctus (public business); see actuarius.


  • (US) IPA(key): /ˈæktʃuˌɛɹi/
  • (UK) IPA(key): /ˈæktjʊəɹi/, /ˈæktʃʊəɹi/, /ˈæktʃəɹi/
  • (file)


actuary (plural actuaries)

  1. (dated) Registrar, clerk.
  2. A professional who calculates financial values associated with uncertain events subject to risk, such as insurance premiums or pension contributions.

Derived terms

Related terms


  • Portuguese: atuário


Further reading