- the tasteless, odorless, brittle mixture of proteins extracted by boiling skin, bones, horns, etc.; also, a similar vegetable substance: gelatin dissolves in hot water, forming a jellylike substance when cool, and is used in the preparation of various foods, medicine capsules, photographic film, etc.
- something, as a jelly, made with gelatin
- a sheet of translucent, colored material, placed over stage lights for special effects
Origin of gelatinFrench gélatine from Italian gelatina from gelata, a jelly from past participle of Classical Latin gelare, to freeze from Indo-European base an unverified form gel-, to freeze from source cool, Classical Latin gelu, frost