Present participle of coagulate; the process of a liquid changing into a thicker or solid state.
From the verb coagulate with the -ing suffix added to show ongoing action. The Latin root coagulum relates to the process of rennet causing milk to separate into curds and whey.
Coagulating is happening right now when you make yogurt or cheese—bacteria cause milk proteins to clump together in a carefully controlled way that ancient people discovered by accident.
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