/in kwiz"i teuhr/ , n.
1. a person who makes an inquisition.
2. a questioner, esp. an unduly curious or harsh one.
3. a person who investigates in an official capacity.
4. a member of the Inquisition.
[ 1495-1505; inquisitor, equiv. to inquisi-, var. s. of inquirere to INQUIRE + -tor -TOR ]