INVAGINATE

PRONUNCIATION: (in-VAJ-uh-nayt)

MEANING: verb tr.:
1. To enclose or to put into a sheath.
2. To fold inward so an outer surface becomes an inner surface, forming a cavity or pouch.

ETYMOLOGY: From Latin invaginare (to sheathe), from vagina (sheath). Earliest documented use: 1656.
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INVAPINATE - pretentious term for "use an e-cigarette"

I.V. AgINATE - brand name for a competing form of intravenous Argyrol (colloidal silver nitrate)

IN VAIN, ATE - he had a big meal but it didn't satisfy his hunger at all