Source : Webster's Revised Unabridged Dictionary (1913)

Coagulum \Co*ag"u*lum\, n.; pl. {Coagula}. [L. See {Coagulate},
   a.]
   The thick, curdy precipitate formed by the coagulation of
   albuminous matter; any mass of coagulated matter, as a clot
   of blood.

Source : WordNet®

coagula
     See {coagulum}

coagulum
     n : a lump of material formed from the content of a liquid [syn:
          {clot}]
     [also: {coagula} (pl)]