Definition of treatise in English:

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Pronunciation: /ˈtrēdis/


A written work dealing formally and systematically with a subject: a comprehensive treatise on electricity and magnetism
More example sentences
  • They study magic and write treatises and quarrel, as scholars will, but none of them can cast a spell to save his life.
  • He developed his interest in mechanics, writing treatises on his inventions which he circulated in manuscript.
  • He wrote several intellectual treatises that are admired even today.
disquisition, essay, paper, work, exposition, discourse, dissertation, thesis, monograph, opus, oeuvre, study, critique;
tract, pamphlet, account


Late Middle English: from Anglo-Norman French tretis, from Old French traitier (see treat).

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