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Definition of "lubricant" []

  • A substance, such as grease or oil, that reduces friction when applied as a surface coating to moving parts. (noun)
  • One that helps reduce difficulty or conflict. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "lubricant" in a sentence
  • ""We turn that into liquid form and use nanotechnology to have it perform in lubricant format," explained company CEO Jeff Marshall."
  • "Plus, using a lubricant is helpful when having sex."
  • "These are extraordinary times and I think the markets are under distress and we act as I described as a lubricant between investors and issuers."