Medical Dictionary

expectancy

noun ex·pec·tan·cy \-ˈspek-tən-sē\
plural ex·pec·tan·cies

Medical Definition of EXPECTANCY

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

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears