coquilla nut Meaning, Definition & Usage

  1. noun nut having a hard hazel-brown shell used like vegetable ivory

WordNet

Co*quil"la nut
Etymology
Pg. coquilho, Sp. coquillo, dim. of coco a cocoanut.
Definitions
  1. (Bot.) The fruit of a Brazilian tree (Attalea funifera of Martius.). ✍ Its shell is hazel-brown in color, very hard and close in texture, and much used by turners in forming ornamental articles, such as knobs for umbrella handles.

Webster 1913