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:
“In the United States adherence to the values of the masculine mystique makes intimate, self-revealing, deep friendships between men unusual.”
—Myriam Miedzian, U.S. author. Boys Will Be Boys, introduction (1991)
“This is the Key of the Kingdom:
In that Kingdom is a city;”
—Unknown. This Is the Key (l. 1–2)