auxiliary power units

A form of auxiliary power unit — A generator in aircraft or other vehicles for providing electric power to various systems, such as lighting, especially when the main engines are not running.

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Meanings

noun
  1. pluralplural of auxiliary power unit
Cite this entry
APA

auxiliary power units. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/auxiliary%20power%20units

MLA

“auxiliary power units.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/auxiliary%20power%20units. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “auxiliary power units,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/auxiliary%20power%20units.

Source: auxiliary power units on Wiktionary, CC BY-SA 4.0.