From Longman Business Dictionaryextended coverageexˌtended ˈcoverage1INSURANCEwhen an insurance agreement remains effective for longer or covers more risks than usualEmployees were not properly informed of the right to purchase extended coverage on their health insurance.2when a GUARANTEE (=maker’s agreement to replace or repair a product) is for longer than normal, or covers more things than normalOwners of the defective trucks will be provided with extended coverage of three years or 300,000 miles on the radiators. → coverage
