[co.ag.u.late] adj (14c) archaic: being clotted or congealed
[2]co.ag.u.late vb -lat.ed ; -lat.ing [L coagulatus, pp. of coagulare to curdle, fr. coagulum curdling agent, fr. cogere to drive together--more at cogent] vt (15c) 1: to cause to become viscous or thickened into a coherent mass: curdle, clot
2: to gather together or form into a mass or group ~ vi: to become coagulated -- co.ag.u.la.bil.i.ty n -- co.ag.u.la.ble adj -- co.ag.u.la.tion n