noun
- a substance used to reduce friction between moving parts or surfaces
Examples
- The mechanic applied lubricant to the car’s engine parts.
- Motor oil serves as a lubricant for the pistons.
- Without proper lubricant, the gears would wear out quickly.
- The factory uses industrial lubricant on all its machinery.
- She added lubricant to the squeaky door hinges.
- The bicycle chain needs lubricant to work smoothly.