spiral pump en · NOUN
Meanings
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A type of centrifugal pump that utilizes a spiral-shaped impeller to move fluids.
The spiral pump is a very curious hydraulic engine, which operates on nearly the same principle as the Hungarian machine.
1825, John Nicholson, The Operative Mechanic, and British Machinist, page 237:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| spiral pumps | Number=Plur | lexicographic |