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controllable-pitch

[ kuhn-troh-luh-buhl-pich ]

adjective

  1. (of a marine or aircraft propeller) having blades whose pitch can be changed during navigation or flight; variable-pitch.


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Word History and Origins

Origin of controllable-pitch1

First recorded in 1935–40
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Example Sentences

The multiblade, controllable-pitch screw propeller will be encased in a meticulously designed shroud to reduce noise and allow the boat to sneak up on its prey.

The upshot: patents on an electric controllable-pitch propeller, for which he draws royalties from such war-busy plants as Curtiss-Wright and Britain's Bristol Aeroplane Co.

Or any of several companies for perfection of a controllable-pitch propeller.

Controllable-pitch feathering props are increasingly common on large sailboats, along with non-feathering controllable pitch props installed on many motoryachts.

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