Ca·se·ous a.  Of, pertaining to, or resembling, cheese; having the qualities of cheese; cheesy.
  Caseous degeneration, a morbid process, in scrofulous or consumptive persons, in which the products of inflammation are converted into a cheesy substance which is neither absorbed nor organized.
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  De·gen·er·a·tion n.
  1. The act or state of growing worse, or the state of having become worse; decline; degradation; debasement; degeneracy; deterioration.
     Our degeneration and apostasy.   --Bates.
  2. Physiol. That condition of a tissue or an organ in which its vitality has become either diminished or perverted; a substitution of a lower for a higher form of structure; as, fatty degeneration of the liver.
  3. Biol. A gradual deterioration, from natural causes, of any class of animals or plants or any particular organ or organs; hereditary degradation of type.
  4. The thing degenerated. [R.]
     Cockle, aracus, . . . and other degenerations.   --Sir T. Browne.
  Amyloid degeneration, Caseous degeneration, etc. See under Amyloid, Caseous, etc.
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