noun 1. 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. 2. something, as a jelly, made with gelatin 3. a sheet of translucent, colored material, placed over stage lights for special effects
Webster’s New World College Dictionary, Fourth Edition, compiled by the
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Wortherkunft von 'gelatin'Fr gélatine < It gelatina < gelata, a jelly < pp. of L gelare, to freeze < IE base *gel-, to freeze > cool, L gelu, frost