[ in-vij-uh-leyt ]
/ ɪnˈvɪdʒ əˌleɪt /

verb (used without object), in·vig·i·lat·ed, in·vig·i·lat·ing.

to keep watch.
British. to keep watch over students at an examination.

Origin of invigilate

1545–55; < Latin invigilātus (past participle of invigilāre to keep watch, stay up late), equivalent to in- in-2 + vigilā- (stem of vigilāre to watch; see vigil) + -tus past participle suffix

Related forms

in·vig·i·la·tion, nounin·vig·i·la·tor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for invigilator


/ (ɪnˈvɪdʒɪˌleɪt) /

verb (intr)

British to watch examination candidates, esp to prevent cheatingUS word: proctor
archaic to keep watch

Derived Forms

invigilation, nouninvigilator, noun

Word Origin for invigilate

C16: from Latin invigilāre to watch over, from in- ² + vigilāre to keep watch; see vigil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012