thesisnoun [ C ]
uk/ˈθiː.sɪs/us/ˈθiː.sɪs/plural theses uk/ˈθiː.siːz/usB2 a long piece of writing on a particular subject, especially one that is done for a higher college or university degree:
a doctoral thesis (= for a PhD)
C2 formal the main idea, opinion, or theory of a person, group, piece of writing, or speech:
Their main thesis was that war was inevitable.
More examples
- I wrote my thesis on literacy strategies for boys.
- Her main thesis is that children need a lot of verbal stimulation.
Thesaurus: synonyms and related words
Topics & areas of interest
- affair
- backyard
- ground
- in your backyard idiom
- item
- kingdom
- matter
- specialism
- specialty
- sphere
- stage
- subject
- subject matter
- sweep
- talking of sb/sth idiom
- talking point
- theme
- themed
- topic
- turf
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