Sine qua non – English Flashcard for Sine qua non

Sine qua non sine qua non /ˌsɪn.eɪ.kwɑːˈnəʊn/ US /-ˈnoʊn/ (noun) Definition an essential condition for the existence of something, prerequisite, precondition, necessity, essential, requirement, must, must-have, in Latin, sine qua non means without which cause not Example Having a valid high school diploma is a sine qua non for participants of emergency first aid class. Audacity, effrontery, persistence, and perseverance are some sine qua non for wrestling with problems.