PINION

I. noun see: pen Date: 15th century the terminal section of a bird's wing including the carpus, metacarpus, and phalanges, feather , quill , ~ed adjective II. transitive verb Date: 1558 1. to disable or restrain by binding the arms, to bind fast ; shackle , to restrain (a bird) from flight especially by cutting off the ~ of one wing, III. noun see: pectinate Date: 1659 a gear with a small number of teeth designed to mesh with a larger wheel or rack, the smaller of a pair or the smallest of a train of gear wheels