\Con`ge*la"tion\, n. [F. cong['e]lation, L. congelatio.] 1. The act or process of passing, or causing to pass, from a fluid to a solid state, as by the abstraction of heat; the act or process of freezing. The capillary tubes are obstructed either by outward compression or congelation of the fluid. --Arbuthnot. 2. The state of being congealed. 3. That which is congealed. Sugar plums . . . with a multitude of congelations in jellies of various colors. --Taller.