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Related to variable-pitch propeller: CP propeller
variable-pitch propeller[′ver·ē·ə·bəl ¦pich prə′pel·ər]
A controllable-pitch propeller whose blade angle may be adjusted to any angle between the low and high pitch limits.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A propeller whose pitch may be changed when the engine is operating. See feather (ii).
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved