Princeton's WordNet

1. subject, topic, theme(noun)

   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"

2. theme, motif(noun)

   a unifying idea that is a recurrent element in literary or artistic work

   "it was the usual `boy gets girl' theme"

3. theme, melodic theme, musical theme, idea(noun)

   (music) melodic subject of a musical composition

   "the theme is announced in the first measures"; "the accompanist picked up the idea and elaborated it"

4. composition, paper, report, theme(noun)

   an essay (especially one written as an assignment)

   "he got an A on his composition"

5. root, root word, base, stem, theme, radical(verb)

   (linguistics) the form of a word after all affixes are removed

   "thematic vowels are part of the stem"

6. theme(verb)

   provide with a particular theme or motive

   "the restaurant often themes its menus"

Kernerman English Learner's Dictionary

1. theme(noun)θim

   an important idea in a piece of writing, art, music, etc.

   one of two main themes of the novel; Death was one of the poet's favorite themes.

2. themeθim

   a piece of music or song that represents a movie, TV show, etc.

   the theme tune from "Star Wars"

Wiktionary

1. theme(Noun)

   A subject of a talk or an artistic piece; a topic.

2. theme(Noun)

   A recurring idea; a motif.

3. theme(Noun)

   The main melody of a piece of music, especially one that is the source of variations.

4. theme(Noun)

   The collection of color schemes, sounds, artwork etc., that "skin" an environment towards a particular motif.

5. theme(Noun)

   The stem of a word

6. theme(Noun)

   thematic relation of a noun phrase to a verb

7. theme(Noun)

   Theta role in generative grammar and government and binding theory.

8. theme(Noun)

   Topic, what is being talked about, as opposed to rheme

9. theme(Noun)

   A regional unit of organisation in the Byzantine empire.

Origin: From tesme (French: thème), from thema, from θέμα, from τίθημι, reduplicative from dʰeh₁- (whence also English do).

Webster Dictionary

1. Theme(noun)

   a subject or topic on which a person writes or speaks; a proposition for discussion or argument; a text

2. Theme(noun)

   discourse on a certain subject

3. Theme(noun)

   a composition or essay required of a pupil

4. Theme(noun)

   a noun or verb, not modified by inflections; also, that part of a noun or verb which remains unchanged (except by euphonic variations) in declension or conjugation; stem

5. Theme(noun)

   that by means of which a thing is done; means; instrument

6. Theme(noun)

   the leading subject of a composition or a movement

• temaAfrikaans
• مَوضوع البَحْثArabic
• темаBulgarian
• temaPortuguese (BR)
• námětCzech
• das ThemaGerman
• tema; emneDanish
• θέμα (συζήτησης)Greek
• tema, asuntoSpanish
• teema, aineEstonian
• موضوعFarsi
• aiheFinnish
• sujetFrench
• נוֹשֵאHebrew
• विषयHindi
• tema, predmetCroatian
• tárgy, témaHungarian
• temaIndonesian
• umræðuefniIcelandic
• tema, argomentoItalian
• 主題Japanese
• 주제Korean
• temaLithuanian
• temats; tēmaLatvian
• temaMalay
• themaDutch
• emne, temaNorwegian
• tematPolish
• temaPortuguese
• subiectRomanian
• темаRussian
• námet, téma, predmetSlovak
• temaSlovenian
• temaSerbian
• tema,ämneSwedish
• หัวข้อThai
• konu, temaTurkish
• (談話、討論的) 題目，主題Chinese (Trad.)
• тема; предметUkrainian
• موضوعUrdu
• chủ đềVietnamese
• （谈话、讨论的）主题目Chinese (Simp.)