Sentence:  He alleges that ads for Seagram's gin, Chivas Regal scotch, Bacardi rum, Sprite soda, Camel and Kent cigarettes, Tweed perfume, Kanon cologne and myriad other products include <WSD>embeds</WSD> surreptitiously placed to induce purchase. 
Meaning of the word marked with <WSD> tags:  An element of an advertisement, etc. serving as a subliminal message.