medigap

noun

med·​i·​gap ˈme-də-ˌgap 

often capitalized, often attributive

: supplemental health insurance that covers costs (as of medical care or a hospital stay) not covered by Medicare

Word History

Etymology

Medicare + gap

First Known Use

1975, in the meaning defined above

Medical Definition

medigap

noun

med·​i·​gap ˈmed-ə-ˌgap 

often attributive

: supplemental health insurance that covers costs (as of medical care or a hospital stay) not covered by Medicare

medigap coverage

medigap plans