Webster's Revised Unabridged Dictionary · 1913

Cholesterin

Cholesterin , noun

[Greek {not transcribed} bile + {not transcribed} stiff fat: French cholestérine. See Stearin.]

(Chemistry) A white, fatty, crystalline substance, tasteless and odorless, found in animal and plant products and tissue, and especially in nerve tissue, in the bile, and in gallstones.