Emergency

E*mer"gen*cy (?), n.; pl. Emergencies (#). [See Emergence.] 1. Sudden or unexpected appearance; an unforeseen occurrence; a sudden occasion.

Most our rarities have been found out by casual emergency.
Glanvill.

2. An unforeseen occurrence or combination of circumstances which calls for immediate action or remedy; pressing necessity; exigency.

To whom she might her doubts propose,
On all emergencies that rose.
Swift.

A safe counselor in most difficult emergencies.
Brougham.

Syn. -- Crisis; conjuncture; exigency; pinch; strait; necessity.