The Collaborative International Dictionary of English v.0.48:

Coagulated \Co*ag"u*la`ted\, a.
   Changed into, or contained in, a coagulum or a curdlike mass;
   curdled.
   [1913 Webster]

   Coagulated proteid (Physiol. Chem.), one of a class of
      bodies formed in the coagulation of a albuminous substance
      by heat, acids, or other agents.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Coagulate \Co*ag"u*late\, v. t. [imp. & p. p. Coagulated; p.
   pr. & vb. n. Coagulating.]
   To cause (a liquid) to change into a curdlike or semisolid
   state, not by evaporation but by some kind of chemical
   reaction; to curdle; as, rennet coagulates milk; heat
   coagulates the white of an egg.
   [1913 Webster]

WordNet (r) 3.0 (2006):

coagulated
    adj 1: transformed from a liquid into a soft semisolid or solid
           mass; "coagulated blood"; "curdled milk"; "grumous blood"
           [syn: coagulate, coagulated, curdled, grumous,
           grumose]
    2: changed into a solid mass [syn: coagulated, solidified]