ad·ver·tise Audio Help /ˈædvərˌtaɪz, ˌædvərˈtaɪz/ Pronunciation Key - Show Spelled Pronunciation[ad-ver-tahyz, ad-ver-tahyz] Pronunciation Key - Show IPA Pronunciation verb, -tised, -tis·ing. –verb (used with object) 1.to announce or praise (a product, service, etc.) in some public...