‖ coagulum
(kəʊˈægjʊləm)
Pl. coagula.
[L. coāgulum means of coagulation, rennet, a n. of dim. form; from co-agĕre to cause to run together, f. co- + agĕre to impel.]
† 1. A substance that coagulates a liquid (esp. milk); rennet. Obs.
| 1658 Sir T. Browne Gard. Cyrus Wks. II. 533 The fourth [stomach] the seat of the Coagulum or Runnet. 1672 Phil. Trans. VIII. 4068 Niter is..the natural coagulum of water. 1713 Lond. & Country Brew. iv. (ed. 2) 282 They introduce a Lentor or Coagulum into the Blood, and impede..its due Circulation. |
2. A mass of coagulated matter, a clot of blood.
| 1658 R. Franck North. Mem. (1821) 214 The formation of frost or any such like coagulum. 1671 Grew Anat. Plants i. vii. §16 Filled with a most transparent liquor..I have observed it to turn, upon boyling, into a tender white Coagulum. 1767 Gooch Treat. Wounds I. 177 Coagula of blood, formed several inches up the arteries. 1771 Watson in Phil. Trans. LXI. 214 Saturated solutions of salts..forming thick coagulums upon the least motion. 1874 Jones & Siev. Pathol. Anat. 16 One very important end which the fibrine serves is the formation of coagula at the orifice of wounded vessels. |
b. That part of the blood which coagulates; the clot.
| 1800 tr. Lagrange's Chem. II. 369 If the coagulum of blood be brought into contact with oxygen, the latter is absorbed. 1813 J. Thomson Lect. Inflam. 216 Is the coagulum ever absorbed while the serum remains unabsorbed? 1885 Landois & Stirling Text-Bk. Physiol. I. 40. |
c. fig. An agglutination.
| 1845 Carlyle Cromwell (1871) IV. 260 Such a Coagulum of Jargon. |