Friday, March 20, 2009


Suggested by Karen R.

Definition: (from
-verb (used with object), verb (used without object)
1. to change from a fluid into a thickened mass; curdle; congeal
2. biology. (of blood) to form a clot
3. physical chemistry. (of colloidal particles) to flocculate or cause to flocculate by adding an electrolyte to an electrostatic colloid

"My friend left out the milk for so long it coagulated."
"You have to wait for the jello to coagulate before you eat it."

Origin: (from
"early 15c., from Latin coagulatus, past participle of coagulare 'to cause to curdle,' from cogere 'to curdle, collect' (see cogent). Earlier coagule, c.1400, from Middle French coaguler."

Awkwardness rating: 4

Delicious coagulation. (

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