theorist

noun

the·​o·​rist ˈthē-ə-rist 

ˈthir-ist

: a person who theorizes

Examples of theorist in a Sentence

Recent Examples on the Web

Researchers, such as the complexity theorist Stuart Kauffman, began to construct simple mathematical models of the networks of gene interactions. — Quanta Magazine, 9 Oct. 2026

Charles Jencks, the late American cultural theorist and a famously exacting critic, saw in its flowing forms both sensuality and an important new direction for architecture. — Robb Report, 9 Oct. 2026

The limited series is focused on influential German-British painter and visual artist Walter Sickert, suspected by some historical theorists as being the Victorian serial killer. — Scott Roxborough, HollywoodReporter, 6 Oct. 2026

Its advisory board includes OG cryptographer Bruce Schneier and tech theorist Clay Shirky—neither of whom has a track record of attaching their name to fly-by-night projects. — Jeff John Roberts, Fortune, 5 Oct. 2026

Word History

First Known Use

1588, in the meaning defined above

Phrases Containing theorist

• conspiracy theorist

Kids Definition

theorist

noun

the·​o·​rist ˈthē-ə-rəst 

ˈthi(-ə)r-əst

: a person who theorizes