adjustable-pitch

[uh-juhs-tuh-buh l-pich]

adjective

(of a marine or aircraft propeller) having blades whose pitch can be changed while the propeller is stationary, chiefly to suit various conditions of navigation or flight.

Compare controllable-pitch.

Origin of adjustable-pitch

First recorded in 1905–10

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018