[f. as prec. + -ING1.]
1. The action of the verb CONGEAL: freezing, etc.
1471. Ripley, Comp. Alch., VI. in Ashm. (1652), 161. Of such Congelyng folys do clatter.
1734. trans. Rollins Anc. Hist. (1827), VI. xv. 15. 237. The congealing of the blood.
1761. Watson, in Phil. Trans., LII. 163. He observed the same facts in relation to the congealing of mercury.
† 2. concr. A thing that congeals, or is congealed; coagulum, rennet. Obs.
1398. Trevisa, Barth. De P. R., XVIII. xi. (1495), 767. The congelynge of a lambe [L. congulum agni, i.e., rennet] wyth wyne heelyth bytynge of spynners.
1591. Percivall, Sp. Dict., Cuajo, the crudde or congealing, also a runnet for cheese, coagulum.