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sinciput
Sind
Sindbis virus
Sindhi
sine
sine curve
sine die
sine prole
sine qua non
sine wave
sinecure
sinew
sinewy
sinfonia
sinfonietta
sinful
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sine qua non
si·ne qua non [ sìnni kwaa nón, sinni kwaa nṓn, sni kway nṓn, snee kway nón ]


noun 
Definition:
 
essential condition: an essential condition or prerequisite
The suspension of industrial activity is considered a sine qua non for talks to proceed.
[< Latin, "without which (cause) not"]
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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