A wheel with cogs or teeth; a gear wheel. See Illust. of Gearing.
a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
A wheel with a rim notched into teeth, which meshes with those of another wheel or a rack to transmit or receive motion.
millefiori cane which has been molded with a serrated edge. This type of cane edge is quite common on silhouette canes.
A less commonly used term for a sprocket.