theme
     n 1: the subject matter of a conversation or discussion; "he
          didn't want to discuss that subject"; "it was a very
          sensitive topic"; "his letters were always on the theme
          of love" [syn: {subject}, {topic}]
     2: a unifying idea that is a recurrent element in a literary or
        artistic work; "it was the usual `boy gets girl' theme"
        [syn: {motif}]
     3: (music) melodic subject of a musical composition; "the theme
        is announced in the first measures"; "the accompanist
        picked up the idea and elaborated it" [syn: {melodic theme},
         {musical theme}, {idea}]
     4: an essay (especially one written as an assignment); "he got
        an A on his composition" [syn: {composition}, {paper}, {report}]
     5: (linguistics) the form of a word after all affixes are
        removed; "thematic vowels are part of the stem" [syn: {root},
         {root word}, {base}, {stem}, {radical}]
     v : provide with a particular theme or motive; "the restaurant
         often themes its menus"
Source: WordNet® 2.0