lubricant
/ˈlubɹəkənt/ · lub·ri·cant
noun
- A substance used to reduce friction between objects or surfaces. The mechanic applied a lubricant to the engine to prevent overheating.
- A personal lubricant. The store sold various types of personal lubricants for discreet use.
Synonyms
Did you know? The use of lubricants dates back to ancient civilizations, where people used animal fats and plant oils to reduce friction in machinery and tools.