Englishfor English speakers
ceiling
Noun
—
The top part of a room.
This room has a very interesting ceiling.
—
The upper limit of an object or action.
price ceilings
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The highest altitude that an aircraft may fly.
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The smallest integer greater than or equal to a given number.
The ceiling of 4.5 is 5.
lighting
—
noun
(= light)
having abundant light or illumination
they played as long as it was light
as long as the lighting was good
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noun
apparatus for supplying artificial light effects for the stage or a film
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noun
the craft of providing artificial light
an interior decorator must understand lighting
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noun
(= firing)
the act of setting something on fire