operatory

[ op-er-uh-tawr-ee, -tohr-ee ]

noun

, plural op·er·a·to·ries.

1. a room or other area with special equipment and facilities, as for dental surgery, scientific experiments, or the like.

adjective

1. operative.

Word History and Origins

Origin of operatory¹

1645–55; operate + -ory ¹, -ory ²; compare Late Latin operātōrius working, acting