United Kingdom
In relation to an aerodrome, the vertical distance from the elevation of the aerodrome to the lowest part of any cloud visible from the aerodrome which is sufficient to obscure more than one half of the sky so visible.
Read more about this topic: Ceiling (cloud)
Famous quotes containing the words united and/or kingdom:
“Steal away and stay away.
Don’t join too many gangs. Join few if any.
Join the United States and join the family
But not much in between unless a college.”
—Robert Frost (1874–1963)
“In the whole vast dome of living nature there reigns an open violence, a kind of prescriptive fury which arms all the creatures to their common doom: as soon as you leave the inanimate kingdom you find the decree of violent death inscribed on the very frontiers of life.”
—Joseph De Maistre (1753–1821)