posit

verb

pos·​it ˈpä-zət 

posited ˈpä-zə-təd 

ˈpäz-təd

; positing ˈpä-zə-tiŋ 

ˈpäz-tiŋ

transitive verb

1

: to dispose or set firmly : fix

2

: to assume or affirm the existence of : postulate

3

: to propose as an explanation : suggest

Examples of posit in a Sentence

Recent Examples on the Web

At the 2026 Biennale, his pavilion will center on the Sufi concept of Fana, the annihilation of self to achieve a collective awakening, and will posit quantum physics as the contemporary counterpart to fifteenth-century Hurufi mysticism. —News Desk, Artforum, 2 Mar. 2026

In another post, Greene posited that the political lines are being redrawn. —Kaia Hubbard, CBS News, 2 Mar. 2026

Hypothesizing a possible explanation for the link between higher sugar substitute intake and accelerated cognitive decline, the researchers posited that sugar substitutes might produce toxic metabolites during digestion, which, in turn, have a damaging effect. —Caroline Tien, SELF, 27 Feb. 2026

Astronomers posited that this could be caused by an orbiting exomoon that sometimes trails and sometimes leads the planet itself during their mutual transit, changing the light curve’s shape. —Phil Plait, Scientific American, 27 Feb. 2026

Word History

Etymology

Latin positus, past participle of ponere

First Known Use

1645, in the meaning defined at sense 1

Rhymes for posit

• closet
• composite
• deposit
• nanocomposite
• oviposit