postulate

postulate

CEFR: C1-C2 /pos-tu-late/ [p.aa1.s.ch.ah0.l.ey2.t]

If you postulate something, you suggest it as the basis for a theory, argument, or calculation, or assume that it is the basis.

Example Sentences:
The theory postulates [=claims, posits] that carbon dioxide emissions contribute to global warming.
Scientists have postulated the existence of water on the planet.