† teleaxialadj.Obsoleterare (in a type of aiming mechanism for guns mounted on an aeroplane) designating a gear which ensures that the movement of the guns follows that of the sights by keeping the axes of the guns and sights parallel to one another.
ΚΠ
1920 Blackwood's Mag. July 78/1 The teleaxial gear enabled the gunner to aim his guns by the aligning of a small sighting telescope.