Meaning of caseation

ca•se•a•tion

Pronunciation: (kā"sē-ā'shun), [key]
— n.
  1. transformation of tissue into a soft cheeselike mass, as in tuberculosis.
  2. the formation of cheese from casein during the coagulation of milk.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.