cylinders is a form of:

Cylinder



noun
1.
(A solid or hollow object with straight sides and circular ends, a rollerlike body with straight side, the ends being equal, parallel circles) ស៊ីឡាំង, បំពង់ចក្ររម្ភាការ, បំពង់, បំពង់ចក្រ, កូនធុងឈើ, រមូរ, ប្រដាប់កិន, បំបែកអាចម៍បំណះ, ដុំរាងបំពង់, រ៉ូឡូ (ម៉ាស៊ីនឬចក្រយន្ដកិនថ្នល់)
ENGLISH MEANING
noun
1.
A solid body which may be generated by the rotation of a parallelogram round one its sides; or a body of rollerlike form, of which the longitudinal section is oblong, and the cross section is circular.
2.
The space inclosed by any cylindrical surface. The space may be limited or unlimited in length.
3.
Any hollow body of cylindrical form
4.
The chamber of a steam engine in which the piston is moved by the force of steam.
5.
The barrel of an air or other pump.
6.
The revolving platen or bed which produces the impression or carries the type in a cylinder press.
7.
The bore of a gun; the turning chambered breech of a revolver.
8.
The revolving square prism carrying the cards in a Jacquard loom.