1. devices or substances that apply lubricant to reduce friction between moving parts
Usage: technical; mechanical
2. people whose job is to lubricate machinery or equipment
Usage: occupational

Examples

• The factory installed automatic lubricators on all the conveyor belts.
• Regular maintenance requires checking that the lubricators are functioning properly.
• The ship’s lubricators worked around the clock to keep the engines running smoothly.
• Modern lubricators can be programmed to dispense oil at specific intervals.
• The maintenance crew includes several experienced lubricators.
• These lubricators help extend the life of expensive machinery.