advertisement http://purl.bioontology.org/ontology/MESH/D019480 https://homosaurus.org/terms/advertisements https://www.wikidata.org/wiki/Q39911916 Work consisting of publicly distributed notices, usually as paid announcements in mass media such as newspapers, magazines, or on billboards. They include those in motion picture, television advertising, radio, or electronic media. ad advert advertisements ephemera