Definition of decree nisi in English:
noun (plural decrees nisi)English Law
An order by a court of law stating the date on which a marriage will end unless a good reason not to grant a divorce is produced.
- The part-time television presenter was given a decree nisi at the High Court's family division last week.
- Last year, 3,347 decrees nisi were granted in the circuit court, with two-thirds of applications being taken by women.
- Now that pension sharing has arrived, the court can split a pension on the decree nisi and hand part of it to one spouse.
late 19th century: Latin nisi 'unless'.