theme in WordNet English dictionary

1. (linguistics) the form of a word after all affixes are removed
   "thematic vowels are part of the stem"
   root  root word  base  stem  theme  radical 
   
2. an essay (especially one written as an assignment)
   "he got an A on his composition"
   composition  paper  report  theme 
   
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"
   theme  melodic theme  musical theme  idea 
   
4. a unifying idea that is a recurrent element in literary or artistic work
   "it was the usual `boy gets girl' theme"
   theme  motif 
   
5. 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"
   subject  topic  theme 
   

1. provide with a particular theme or motive
   "the restaurant often themes its menus"
   theme