The phrase "advertised subject" is correct and usable in written English.
It can be used when referring to a topic or theme that has been promoted or highlighted in advertisements or marketing materials.
Example: "The advertised subject of the seminar is the impact of climate change on agriculture."
Alternatives: "promoted topic" or "highlighted theme".
This press conference, accompanying Jurgen Flimm's new production of "Der Ring des Nibelungen," had art as its advertised subject matter, but so quickly did it veer toward internal politics that Mr. Wagner threatened to call the proceedings off scarcely after they had begun.
The advertised subject of his talk for the estate agents was "Brexit, business and the property market", giving his thoughts on how Brexit "might impact the property market".
The real-life romance behind the film could not have better advertised its subject matter: a Jewish American film director and son of a Zionist mother meets a Palestinian woman at an art exhibition, falls in love, reads about her traumatic childhood under Israeli occupation and brings her moving story to the screen.
The Honest Ads Act would make online political advertising subject to the same rules as other media, and it would require digital platforms with "millions" of users to list what's called a "public inspection file" — a repository of political ads and who purchased them that the FCC currently requires of broadcast TV networks.
She had advertised for subjects on Craigslist and Twitter and through fliers in hospitals.
The detailed attention to sumptuous clothing and jewels, the precious objects near to hand, the architecture that serves as background, even the dogs advertise the subject's importance.
For instance, John Carey's newly published life of William Golding displays a vigorous colour portrait and some bold typography to advertise its subject.
In 1916, for the amusement of his friend Louis Untermeyer, Frost drew up a phony circular titled "Anybody Want to Hear R. Frost on Anything?" One subject he advertised was the "True Story of My Life": Stealing pigs from the stockyards in San Francisco.
A single rug could take hundreds of hours, under the supervision of teachers who also advertised their classes in subjects like "natural philosophy" and "delineation of maps".
Until 1999, some political advertising was subject to UK ad rules.
All advertising is subject to Science's approval.
