Word Origin & History
porcupine
c.1400, porke despyne, from O.Fr. porc-espin (c.1220), lit. "spiny pig," from L. porcus "hog" + spina "thorn, spine." The word had many forms in M.E. and early Mod.E., including portepyn, porkpen, porkenpick, porpoynt, and Shakespeare's porpentine (in "Hamlet").