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Definition of lubricator

lubricator

/ˈluː.brɪ.keɪ.tər/
lu · bri · ca · tor
Plural:lubricators
•
Adjective:lubricative
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lubricator Lexical Profile

lubricator Game Scores & Validity

• noun

1

A mechanical device, fitting, or container designed to supply oil, grease, or another lubricant to the moving parts of a machine.

Example

"The technician inspected the automatic lubricator on the conveyor belt to ensure the bearings were receiving enough oil."

2

A worker whose job is to oil and grease machinery, engines, or vehicles.

Example

"During the scheduled maintenance stop, the lubricator serviced all the heavy equipment in the factory."

Synonyms
View all synonyms for lubricator

Word Nuance & Usage

Do not confuse 'lubricator' (a mechanical device or worker that applies oil or grease) with 'lubricant' (the oil, grease, or substance itself used to reduce friction).

• Rhymes for lubricator

• Nearby Words

lubricant
lubricate
lubrication
lubricator
lubumbashi
lucania
lucerne

Word Origin & Etymology

Derived from Late Latin 'lubricator', an agent noun from the verb 'lubricare' (to make slippery or smooth), from 'lubricus' (slippery).

Cite this Entry

Wordmom. (2026). Definition of Lubricator. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/lubricator
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