surveillant

[ ser-vey-luh nt, -veyl-yuh nt ]
/ sərˈveɪ lənt, -ˈveɪl yənt /

adjective

exercising surveillance.

noun

a person who exercises surveillance.

Origin of surveillant

1810–20; < French, present participle of surveiller (see surveillance, -ant)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for surveillant

  • Half a dozen of the eldest succeeded in obtaining leave, and I was commissioned to accompany them as surveillant.

    The Professor|(AKA Charlotte Bronte) Currer Bell
  • Then, as the surveillant of the dining hall gave the signal, the pupils rose and left.

    Rilla of the Lighthouse|Grace May North