the overhead interior surface of a room.

the top limit imposed by law on the amount of money that can be charged or spent or the quantity of goods that can be produced or sold.

Aeronautics .

the maximum altitude from which the earth can be seen on a particular day, usually equal to the distance between the earth and the base of the lowest cloud bank.

Also called absolute ceiling. the maximum altitude at which a particular aircraft can operate under specified conditions.

Meteorology . the height above ground level of the lowest layer of clouds that cover more than half of the sky.

a lining applied for structural reasons to a framework, esp. in the interior surfaces of a ship or boat.

Also called ceiling piece. Theater . the ceiling or top of an interior set, made of cloth, a flat, or two or more flats hinged together.

the act or work of a person who makes or finishes a ceiling.

vaulting, as in a medieval church. ?

hit the ceiling

Informal . to become enraged

When he saw the amount of the bill, he hit the ceiling.

noun

floor , minimum

noun

baldachin , beam , canopy , covert , dome , fan vaulting , groin , highest point , housetop , plafond , planchement , plaster , roof , roofing , timber , topside coveringnotes:a ceiling is the overhead upper surface of a room or an upper limit on what is allowed , while sealing is the act of treating something to make it repel water , legal price , record , superiority , topnotes:a ceiling is the overhead upper surface of a room or an upper limit on what is allowed , limitation , maximum , acme , covering , lid , limit , lining