expectancy

noun ex·pec·tan·cy \ ik-ˈspek-tən(t)-sē \
Updated on: 8 Dec 2017

Definition of expectancy

plural expectancies
1 a : the act, action, or state of expecting
  • the strange expectancy that getting on any train gives us
  • —John Updike
b : the state of being expected
  • occurs with an expectancy slightly greater than usual
2 a : something expected
  • their belief led to an expectancy
b : the expected amount (as of the number of years of life) based on statistical probability
  • life expectancy

Examples of expectancy in a Sentence

  1. that feeling of optimistic expectancy that fills theatergoers as they wait for the curtain to rise

Recent Examples of expectancy from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'expectancy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of expectancy

1600

expectancy Synonyms


EXPECTANCY Defined for English Language Learners

expectancy

noun

Definition of expectancy for English Language Learners

  • : a feeling that something is going to happen : the feeling that you have when you are expecting something


Medical Dictionary

expectancy

noun ex·pec·tan·cy \ -ˈspek-tən-sē \

medical Definition of expectancy

plural expectancies
: the expected amount (as of the number of years of life) based on statistical probability — see life expectancy

Law Dictionary

expectancy

noun ex·pec·tan·cy

legal Definition of expectancy

plural expectancies
: something expected: as
a : an interest held by a person who may receive something (as a bequest) in the future but has no enforceable right to it
b : the benefit that will be received from a contract if performed


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