ceilings is a form of:

Ceiling



ជាទម្រង់ Gerund ឬ Present Participle នៃ ceil
noun
1.
(The undersurface of the top of a room, the greatest height an airplane can reach under certain conditions, the distance of the lowest clouds from the earth) ពិដាន, គំនូរនៃពិដាន
Example: Because of fog there is a low ceiling today.
ENGLISH MEANING
noun
1.
The inside lining of a room overhead; the under side of the floor above; the upper surface opposite to the floor.
2.
The lining or finishing of any wall or other surface, with plaster, thin boards, etc.; also, the work when done.
3.
The inner planking of a vessel.