Meaning of the word "greaseproof paper" in English

What does "greaseproof paper" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

greaseproof paper

US /ˈɡriːspruːf ˌpeɪpər/
UK /ˈɡriːs.pruːf ˌpeɪ.pər/
"greaseproof paper" picture

Noun

paper that has been treated to prevent grease or oil from soaking through it, commonly used in cooking and baking

Example:
Line the baking tray with greaseproof paper before putting the cookies on it.
She wrapped the sandwich in greaseproof paper to keep it fresh.