inner markers

A form of inner marker — A type of marker beacon placed to indicate when an aircraft crosses the runway threshold of a Category II or Category III ILS or IGS approach, triggering a continuous visual and aural sequence of rapid-fire Morse code dots from the marker beacon receiver in the cockpit of an aircraft flying over the marker.

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Meanings

noun
  1. pluralplural of inner marker
Cite this entry
APA

inner markers. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/inner%20markers

MLA

“inner markers.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/inner%20markers. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “inner markers,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/inner%20markers.

Source: inner markers on Wiktionary, CC BY-SA 4.0.