1. the process of becoming thick, solid, or coagulated, especially by cooling
2. a mass or substance that has become thick or solid

Examples

• The congealment of the soup made it difficult to pour.
• Blood congealment is an important part of the healing process.
• The cold weather caused the congealment of oil in the engine.
• She watched the congealment of melted wax as it cooled.
• The congealment in the drain blocked the water flow.
• Fat congealment occurs when the temperature drops below freezing.