Lubricant

//ˈlubɹəkənt// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A substance used to reduce friction between objects or surfaces.

    "Before you apply the lubricant, be sure the chain gets a good cleaning with a stiff bristle brush and a good rub down in clean rags or shop towels."

  2. 2
    a substance capable of reducing friction by making surfaces smooth or slippery wordnet
  3. 3
    A personal lubricant.

Synonyms

All synonyms
lubeemollientlenitivelubelubricating substancelubricator

Example

More examples

"High operating temperatures shorten lubricant life."

Etymology

From lubricate + -ant.

Related phrases

personal lubricantsocial lubricantjack offlubrication substancepersonal lubricant

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.