bank-and-turn indicator

bank-and-turn indicator

[¦baŋk ən ′tərn ′in·də‚kād·ər]
(aerospace engineering)
A device used to advise the pilot that the aircraft is turning at a certain rate, and that the wings are properly banked to preclude slipping or sliding of the aircraft as it continues in flight. Also known as bank indicator.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.