Theme
Part of speech: noun
Definition: a subject of a talk or an artistic piece; a topic. a recurring idea; a motif. the main melody of a piece of music, especially one that is the source of variations. The collection of color schemes, sounds, artwork etc., that "skin" an environment towards a particular motif. stem of a word thematic relation of a noun phrase to a verb theta role in generative grammar and government and binding theory. topic, what is being talked about, as opposed to rheme
Example sentence: The easiest way to propagandize people is to let a propaganda theme go in through an entertainment picture when people do not realize they are being propagandized.
Topic
Part of speech: noun
Definition: Subject; theme; a category or general area of interest.
Example sentence: I'm sick of people sittin' in chairs stating their problems. Then we roll the videotape... then we have our experts on the topic... I'm in the 'What's next?' phase of my career.