1 : to make smooth or slippery. 2 : to apply a lubricant to. intransitive verb. : to act as a lubricant.

What is mean by lubricating in biology?

Lubrication. The application of a substance to diminish friction between two surfaces.

What is the purpose of lubricating?

The primary purpose of lubrication is to reduce wear and heat between contacting surfaces in relative motion. While wear and heat cannot be completely eliminated, they can be reduced to negligible or acceptable levels.