Word.ws English Dictionary

N1

N1 noun: the rotational speed of the low-pressure spool of a multiple-spool gas turbine engine, often expressed as a percentage of a certain reference rotational speed.

Noun

N1 (plural N1s)

  1. The rotational speed of the low-pressure spool of a multiple-spool gas turbine engine, often expressed as a percentage of a certain reference rotational speed.
    • The load factor and engine N1 data fluctuations recorded on the FDR suggested that flight 587 encountered the wake of Japan Air Lines flight 47 for the second time between about 0915:50 and 0915:54 and that the motion of the airplane was affected by the wake vortex during this time.2004 October 26, National Transportation Safety Board, “1.16.2.2 Flight 587 Simulation”, in Aircraft Accident Report: In-Flight Separation of Vertical Stabilizer, American Airlines Flight 587, Airbus...

Forms of N1

pluralN1s

Questions about N1

What does N1 mean?
N1 means the rotational speed of the low-pressure spool of a multiple-spool gas turbine engine, often expressed as a percentage of a certain reference rotational speed.
What part of speech is N1?
N1 is a noun.
What is the plural of N1?
The plural of N1 is N1s.

Words near N1 in the dictionary

  1. n00bish
  2. n00blet
  3. n00blets
  4. n00bs
  5. n0rp
  6. N1
  7. N100
  8. N100s
  9. N1s
  10. n2
  11. N24

Source and license

Adapted from Wiktionary: N1 (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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Cite this entry: “N1.” Word.ws, https://word.ws/n1. Based on Wiktionary, CC BY-SA 4.0.