SINE QUA NON


Meaning of SINE QUA NON in English

/suy"nee kway non", kwah, sin"ay/ ; Lat. /si"ne kwah nohn"/

an indispensable condition, element, or factor; something essential: Her presence was the sine qua non of every social event.

[ sine qua ( causa ) non without which (thing) not ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .