Word.ws English Dictionary

idling speeds

idling speeds is the plural of idling speed.

Meaning of idling speed

Noun

idling speed (plural idling speeds)

  1. The speed, measured in revolutions per minute, of an internal-combustion engine when it is running, but is at rest and without power being applied, typically with transmission in neutral.
    • Heating in the passenger sections is by electricity obtained from the main generator. When heating is dictated by the operation of a thermostat in the roof of the motor coach, engine idling speed is 600 r.p.m. instead of the normal 450 r.p.m. in order to produce a high enough generator voltage...1962 December, “The Oxted Line diesel-electric multiple-units”, in Modern Railways, page 383

Questions about idling speeds

What is idling speeds the plural of?
Idling speeds is the plural of idling speed.

Words near idling speeds in the dictionary

  1. Idlib
  2. idlike
  3. idlily
  4. idling
  5. idling speed
  6. idling speeds
  7. idlingly
  8. idlings
  9. idlis
  10. idlish
  11. Idlout

Source and license

Adapted from Wiktionary: idling speeds (page history and authors); idling speed (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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