theme
A subject, now especially of a talk or an artistic piece; a topic.
A recurring idea; a motif.
A concept with multiple instantiations.
Any of various colors, or color palettes, in which a design is offered; (GUI) any of various skins for an app, affecting the visuals and perhaps other elements such as sound effects.
(dated) An essay written for school.
(music) The main melody of a piece of music, especially one that is the source of variations.
(video games) A song, or a snippet of a song, that identifies a film, a TV program, a character, etc. by playing at the appropriate time.
(crosswording) An additional puzzle within the crossword, typically involving a set of non-standard clues or answers.
(grammar) The stem of a word.
(thematic relation of noun phrase to verb) (linguistics) Thematic relation of a noun phrase to a verb.
(theta role) (linguistics) Theta role in generative grammar and government and binding theory.
(linguistic counterpart to rheme) (linguistics) Topic, what is generally being talked about.
(regional unit of organisation in the Byzantine empire) A regional unit of organisation in the Byzantine empire.
To give a theme to.
To apply a theme to; to change the visual appearance and/or layout of (software).