- The upper interior surface of a room or other similar space.
- The highest level or limit of something, esp. prices or aspirations.
Late middle english: from old french cieling, from ciel "sky" (from latin caelum).
- He was looking at the ceiling.
- The ceiling was painted blue.
- The ceiling of the cave was covered in stalactites.
- The company had to lower its profit ceiling.
- The government raised the ceiling for foreign investment.