advertisement
Pronunciation: /ədˈvəːtɪzm(ə)nt, -tɪs-/
noun
- a notice or announcement in a public medium promoting a product, service, or event or publicizing a job vacancy: advertisements for alcoholic drinks
- (advertisement for) informal a person or thing regarded as a means of recommending something: unhappy clients are not a good advertisement for the firm

Origin:
late Middle English (denoting a statement calling attention to something): from Old French advertissement, from the verb advertir (see advertise)