Home Glossary Glossary Health insurance can be complicated. Our glossary can help simplify it. Find the definitions you need to help better understand your health care. Search (optional) Category (optional) - Any -Claims and PaymentsHealth Insurance BasicsSpending AccountsDisability InsurancePharmacyHealth Insurance MarketplaceInsurance PlansMedicare Search Loading... Common Terms Medicare Affordable Care Act Flexible Spending Account (FSA) Life Insurance Health Insurance Marketplace