Grammar. the clause expressing the condition in a conditional sentence, in English usually beginning with if.: Compare apodosis.
(in Aristotelian logic) a proposition, especially one used as a premise in a syllogism.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use protasis in a sentence
The apodosis (qu'est-ce que je ferais) is omitted and only the protasis is expressed.Contes Franais | Douglas Labaree Buffum
Positing what protasis would the contraction for such several schemes become a natural and necessary apodosis?Ulysses | James Joyce
It is a protasis of the complex order, as M. Lysidas used to say.A Tour Through The Pyrenees | Hippolyte Adolphe Taine
It went off, as G. assured M., exactly as the opening act of a piece—the protasis—should do.
It is the custom of lovers to abuse of the gorgiaques figures from the very protasis and exordium.
British Dictionary definitions for protasis
logic grammar the antecedent of a conditional statement, such as it rains in if it rains the game will be cancelled: Compare apodosis
(in classical drama) the introductory part of a play
- protatic (prɒˈtætɪk), adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012