marker beacon

English

Noun

marker beacon (plural marker beacons)

1. (aviation) A type of VHF radiobeacon which radiates in a tight cone pattern extending vertically from the transmitter; now generally only used to mark specific points along an ILS or IGS approach path, but formerly also commonly used to mark reporting points along en route airways.

Hypernyms

• navaid
• radiobeacon

Hyponyms

• fan marker
• inner marker
• middle marker
• outer marker

Coordinate terms

• NDB
• TACAN
• VOR
• VORTAC