# lubricated

/ˈɫubɹəˌkeɪtɪd/ (US) · /lˈuːbɹɪkˌeɪtɪd/ (UK) · CEFR B2 · Verb

Source: https://englishreference.com/word/lubricated
Updated: 2026-10-17

## Definition

to put oil or grease on a machine part so it moves smoothly and does not get stuck.

For teachers: to apply oil, grease, or a similar substance to a surface or mechanism to reduce friction and allow smooth movement.

## Examples

- He lubricates his bike chain every month.
- The mechanic lubricated the door hinges to stop them from squeaking.
- Once the technicians had lubricated the turbines, the entire assembly turned with almost silent precision.

## Usage notes

- The verb is transitive and takes a direct object.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.