Definition of "nisi" []

• Law Taking effect at a specified date unless cause is shown for modification or nullification: a decree nisi. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "_Peragere_ refers to the prosecution of a defendant carried to its end, but does not imply success for the prosecutor: see Pliny _Ep_ III ix 30 and Ulpian _Dig_ XLVIII v 2 1 'non alias ad mulierem possit peruenire, nisi reum peregerit [_sc_ adulterii]; peregisse autem non alias quis uidetur, _nisi et condemnauerit_'."
• ""Court of original jurisdiction" is often substituted for the term nisi prius."
• "Pauline privilege always include the phrase nisi prima voluerit converti."