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advertisement
This term encompasses any paid or official communication designed to persuade an audience or notify them of an opportunity. While it often carries a commercial connotation of selling a product, it is equally applicable to professional recruitment or public service announcements. In casual speech, it is frequently shortened to "ad" or "advert," though the full form remains the standard for formal writing and legal contexts.
As a countable noun, it refers to individual instances of promotion. When referring to the industry or the general practice of promoting goods, the related term "advertising" is used instead, which is uncountable.