pion
Piñ"on, n. [Sp. piñon.] (Bot.) (a) The edible seed of several species of pine; also, the tree producing such seeds, as Pinus Pinea of Southern Europe, and P. Parryana, cembroides, edulis, and monophylla, the nut pines of Western North America. (b) See Monkey's puzzle. [Written also pignon.]