dissertation
[ dis-er-tey-shuhn ]
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Part of Speech noun
Origin + Etymology
Early 17th century; Latin from Latin dissertatio(n- ), from dissertare ‘continue to discuss’, from disserere ‘examine, discuss’
Synonyms
  • essay
  • monograph
  • treatise
Antonyms
  • taciturnity
  • silence
  • speechlessness
Definition
a written essay, treatise, or thesis, especially one written by a candidate for the degree of Doctor of Philosophy
Example
His dissertation focused on the effects of plastic straws on declining marine life.
Usage Over Time

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