casus

• POS: Noun, Noun Plural
• HYPHEN: ca=sus

CIDE DICTIONARY

casus, n. [L.].

 An event; an occurrence; an occasion; a combination of circumstances; a case; an act of God. See the Note under Accident.  [1913 Webster]

Casus belli, an event or combination of events which is a cause war, or may be alleged as a justification of war. -- Casus fortuitus, an accident against which due prudence could not have provided. See Act of God, under Act. -- Casus omissus, a case not provided for by the statute.