formal 5K

Dissertation

UK //ˌdɪsəˈteɪʃən// US //ˌdɪsərˈteɪʃən// Pronunciation

Definition

A lengthy and formal written work on a specific subject, typically required for a higher academic degree.

Listen to definition

In simple words: A long written paper on a research topic for a degree.

Examples

• She spent years researching for her dissertation on climate change.
• His dissertation challenged existing theories in psychology.
• After defending her dissertation, she felt a huge sense of relief.
• Many students find writing a dissertation to be their most challenging project.
• He received praise for the originality of his dissertation work.

Usage notes

Usually used in academic contexts. It's appropriate in formal writing and discussions but not in everyday conversation.

Grammar pattern

write + dissertation

Memory hint

Think of 'this is a long written presentation' to remember 'dissertation'.

Collocations

• write a dissertation
• defend a dissertation
• submit a dissertation
• dissertation committee
• doctoral dissertation

Synonyms

• thesis
• treatise
• academic paper
• research paper
• monograph

Common mistakes

• Confusing 'dissertation' with 'thesis'
• Using 'dissertation' in informal contexts
• Incorrectly spelling 'dissertation' as 'desertation'