Quipu (kee-poo) noun an ancient Peruvian device used for recording events and accounts More about Quipu First recorded in 1695–1705. Borrowed from the Spanish quipu and the Quechua khipu, meaning “knot.” Examples of Quipu The Inca used the quipu, a system of knotted cords, to record agricultural data and census information. Experts believe that quipus may have also been used for storytelling, though much of their meaning remains a mystery. Coagulate (koh-ag-yuh-leyt) Verb to change from a fluid into a thickened mass; curdle; congeal More about Coagulate First recorded between 1350–1400, combining coagulum + -ate 1. From Old French; directly from the Latin coagulare, “to cause to curdle.” Examples of Coagulate The chef heated the eggs gently, ensuring they wouldn’t coagulate too quickly. As the blood began to coagulate, the wound stopped bleeding. Tardigrade (tahr-di-greyd) Adjective slow in pace or movement More about Tardigrade First recorded in 1615–25, combining tardy + -grade...
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