Main Entry: in·vig·i·late

Pronunciation: \in-ˈvi-jə-ˌlāt\

Function: verb

Inflected Form(s): in·vig·i·lat·ed; in·vig·i·lat·ing

Etymology: Latin invigilatus, past participle of invigilare to stay awake, be watchful, from in- + vigilare to stay awake — more at vigilant

Date: 1553

intransitive verb : to keep watch; especially British : to supervise students at an examinationtransitive verb : supervise, monitor

— in·vig·i·la·tion \-ˌvi-jə-ˈlā-shən\ noun

— in·vig·i·la·tor \-ˈvi-jə-ˌlā-tər\ noun