Medical Dictionary


noun \ˌā-(ˌ)chem-ˈō\
plural HMOs

Medical Definition of HMO

:  an organization that provides comprehensive health care to voluntarily enrolled individuals and families in a particular geographic area by member physicians with limited referral to outside specialists and that is financed by fixed periodic payments determined in advance—called also health maintenance organization; compare ppo


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