| double-geared | (adj) equipped with compound gearing consisting of 2 pinions and 2 wheels in mesh to increase the mechanical advantage, Example: the double-geared lifting mechanism of a crane |
| back-geared | (adj) (of a lathe) equipped with gearing for reducing the speed of the spindle from that of the driving pulley, Syn. double-geared, Example: a back-geared lathe |