[ nahy-sahy, nee-see ]
/ ˈnaɪ saɪ, ˈni si /


not yet final or absolute (used, especially in law, to indicate that a judgment or decree will become final on a particular date unless set aside or invalidated by certain specified contingencies): a decree nisi.


Origin of nisi

< Latin: if not, unless (conjunction) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for nisi

British Dictionary definitions for nisi


/ (ˈnaɪsaɪ) /


(postpositive) law (of a court order) coming into effect on a specified date unless cause is shown within a certain period why it should nota decree nisi

Word Origin for nisi

C19: from Latin: unless, if not
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