cy
lin
der
Plural
cylinders
1
(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides
- The glass on the table was in the shape of a tall, slender cylinder.
- The industrial containers were large cylinders, perfect for storing liquids.
- The artist sculpted a beautiful marble cylinder as part of a modern art installation.
- In geometry class, we learned how to calculate the volume of a cylinder using its height and base area.
- The ancient columns were made in the shape of massive stone cylinders, supporting the grand structure.
2
a chamber in an engine in which a piston moves
- The car's engine has four cylinders.
- He inspected the cylinder for wear and tear.
- Pistons move smoothly inside the cylinders.
- The mechanic replaced the faulty cylinder.
- The engine block contains multiple cylinders.
Synonyms:
3
a cylindrical container used for storing gases like oxygen or compressed air
- The diver carried an oxygen cylinder on his back.
- The lab stored nitrogen in a large cylinder.
- Firefighters checked the pressure in each cylinder.
- The workshop had several cylinders of compressed air.
- He replaced the empty cylinder with a full one.