I. ˈin(t)-sə-dənt, -ˌdent noun
Etymology: Middle English, from Middle French, from Medieval Latin incident-, incidens, from Latin, present participle of incidere to fall into, from in- + cadere to fall — more at chance
Date: 15th century
1. : something dependent on or subordinate to something else of greater or principal importance
2.
a. : an occurrence of an action or situation that is a separate unit of experience : happening
b. : an accompanying minor occurrence or condition : concomitant
3. : an action likely to lead to grave consequences especially in diplomatic matters
a serious border incident
Synonyms: see occurrence
II. adjective
Date: 15th century
1. : occurring or likely to occur especially as a minor consequence or accompaniment
the confusion incident to moving day
2. : dependent on or relating to another thing in law
3. : falling or striking on something
incident light rays