Coagulation (disambiguation)

Coagulation may refer to:
 * Coagulation, in colloid chemistry, a process in which dispersed colloidal particles agglomerate
 * Coagulation (clotting) of blood
 * Coagulation (milk), the coagulation of milk into curd by rennet or acid
 * Denaturation (biochemistry), a structural change in biomolecules
 * A process for purifying water in water treatment
 * Mixing of two particles in an aerosol to form a third particle
 * A multiplayer level in the video game Halo 2