单词	HMO
释义	HMO noun ˌāch-(ˌ)em-ˈō  : 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 Word History First Known Use 1971, in the meaning defined above Medical Definition HMO noun ˌā-(ˌ)chem-ˈō  plural HMOs : 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
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