Definition of nisi in English:

Share this entry


Pronunciation: /ˈnīsī/


[postpositive] Law
(Of a decree, order, or rule) taking effect or having validity only after certain specified conditions are met.
Example sentences
  • Certainly, insofar as the order nisi seeks writs of mandamus and certiorari, it is outside of the time limit.
  • It does, in my argument or my submission, give rise to a proper application for an order nisi for mandamus.
  • This Court will not hear applications for orders nisi comprising three Justices.


Mid 19th century: from Latin, literally 'unless'.

For editors and proofreaders

Syllabification: ni·si

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.