Theme

Theme may refer to:
* Theme (music), the initial or principal melody in a musical piece
* Theme (literature), the unifying subject or idea of a story
* Theme (computing), a custom graphical appearance for certain software, similar to a skin
* Theme (linguistics), that part of a sentence which indicates what is being talked about
* Theme music, signature music which recurs in a film, television program or performance

Theme can also refer to:
* Motif, a recurring theme or pattern in artwork
* Inflexional base or stem of a word, in philology, consisting of the root with alteration or addition
* Thema, an administrative district in the Byzantine Empire