invigilance

== English == === Etymology === From in- +‎ vigilance. === Noun === invigilance (uncountable) Lack of vigilance; neglect of watching. ==== Synonyms ==== invigilancy === References === William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “invigilance”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.