Phys. [L.; = thickness, thick sediment, dregs, f. crassāre to thicken, f. crassus CRASS a.] † a. = prec. b. spec. The solid jelly-like part of coagulated blood, consisting of fibrin with blood-corpuscles entangled in it; the clot, coagulum.
1657. Physical Dict., Crassamen, or Crassamentum, wine-lees.
1730–6. Bailey (folio), Crassamentum (with some Anatomists) the cruor of blood, or that part which … forms the Coagulum, in opposition to the Serum in which it swims.
1783. S. Chapman, in Med. Commun., I. 283. The crassamentum was rather loose in its texture.
1874. Jones & Siev., Pathol. Anat., 28. The quantity contained in the crassamentum is not much inferior to that in the serum.
