lubricating oil

1. 1.

   a thick fatty oil (especially one used to lubricate machinery)

   Synonymsgrease

   Broaderoil

   Narroweraxle grease

Questions about lubricating oil

What does lubricating oil mean?

lubricating oil means "a thick fatty oil (especially one used to lubricate machinery)".

What is another word for lubricating oil?

Close synonyms include grease. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.