adjustable-pitch

American  

[uh-juhs-tuh-buhl-pich] / əˈdʒʌs tə bəlˈpɪtʃ /

adjective

1. (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.

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Etymology

Origin of adjustable-pitch

First recorded in 1905–10