society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > cog or gear > star (3)
Any of various notched, toothed, or spoked wheels forming part of a given mechanism, esp. (a) a notched or toothed wheel used in clockwork to…
†(a) a spoked wheel used to drive the rotation of the bobbin in a textile-processing machine; = sense 14b (Obsolete); (b) (chiefly Mining) a pulley…