Nearby Words

screw propeller

screw propeller

noun
a rotary propelling device, as for a ship or airplane, consisting of a number of blades that radiate from a central hub and are so inclined to the plane of rotation as to tend to drive a helical path through the substance in which they rotate.

Origin:
1830–40

screw-pro·pelled, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Screw propeller is always a great word to know.
So is ort. Does it mean:
a scrap or morsel of food left at a meal.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Collins
World English Dictionary
screw propeller
 
n
an early form of ship's propeller in which an Archimedes' screw is used to produce thrust by accelerating a flow of water
 
'screw-pro'pelled
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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