airway beacon
chiefly US (now historical )
noun
Each of a number of powerful flashing lights marking an air corridor and acting as a visual guide for aircraft pilots.
Origin
1920s; earliest use found in The Bridgeport Telegram.
- black gram
- black grass
- black grouse
- black growth
- blackguard
- blackguardery
- blackguardise
- blackguardism
- blackguardize
- blackguardly
- blackguardry
- black guillemot
- Black Hand
- Black Hander
- black hat
- black haw
- Black Hawk
- blackhead
- black-headed
- black-headed bunting
- black-headed gull
- black heart
- black-hearted
- black-heartedness
- black heat