plica

noun

pli·​ca ˈplī-kə 

plural plicae ˈplī-ˌkē 

-ˌsē

: a fold or folded part

especially : a groove or fold of skin

Word History

Etymology

borrowed from Medieval Latin, "fold, ply," derivative of Latin plicāre "to fold, bend" — more at ply entry 3

First Known Use

circa 1660, in the meaning defined above

Medical Definition

plica

noun

pli·​ca ˈplī-kə 

plural plicae -ˌkē  -ˌsē 

: a fold or folded part

especially : a groove or fold of skin