treatise

noun

trea·​tise ˈtrē-təs 

 also  -təz

1

: a systematic exposition or argument in writing including a methodical discussion of the facts and principles involved and conclusions reached

a treatise on higher education

2

obsolete : account, tale

Examples of treatise in a Sentence

Recent Examples on the Web

When did Rob McElhenney and Ryan Reynolds’ celebration of having enough money to buy a Welsh soccer team become such a relatable treatise on male vulnerability? —Daniel Fienberg, The Hollywood Reporter, 18 June 2024

Exactly how old-age support will work in societies so bereft of descendants is a question that has typically been relegated to dystopian science fiction treatises. —Nicholas Eberstadt, Foreign Affairs, 8 May 2024

There was no indication in his treatise that Azzarello had any specific grievances related to the trial or Trump. —Rebecca White, New York Daily News, 20 Apr. 2024

Other changes since Roberts first published his treatise have been more gradual. —John Myers, Twin Cities, 26 May 2024

Word History

Etymology

Middle English tretis, from Anglo-French tretiz, alteration of tretez, traitet, from Medieval Latin tractatus, from Latin tractare to treat, handle

First Known Use

14th century, in the meaning defined at sense 1

Kids Definition

treatise

noun

trea·​tise ˈtrēt-əs 

: a book or article examining a subject carefully and completely