NISI

nisi (nI-sI), adj.[Latin “unless”] (Of a court’s ex parte ruling or grant of relief) having validity unless the adversely affected party appears and shows cause why it should be withdrawn <a decree nisi>. See decree nisi under DECREE. [Cases: Motions 24. C.J.S. Motions and Orders §§ 20–23.]

[Blacks Law 8th]