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English Lexicon

Propelling-wheel

/prəˈpɛl.ɪŋ ʍiːl/
nounCEFR C1 (Advanced)Top #45200 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A wheel equipped with vanes, paddles, or teeth designed to drive or propel a vehicle, vessel, or machinery forward.

    "The early paddle steamer relied on a large side propelling-wheel to navigate the river current."
  2. 2

    A driving wheel in a mechanical system that transmits motion or force to other moving parts.

    "The engineer inspected the gear train to ensure the main propelling-wheel was fully engaged."
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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term combines the present participle of 'propel' (derived from Latin 'propellere', meaning to drive forward, from 'pro-' forward + 'pellere' to drive) with 'wheel' (from Old English 'hwēol', of Germanic origin). It emerged in technical and mechanical literature during the early industrial revolution to describe mechanisms designed to impart motion.

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