Shortened form of cautering-iron (see CAUTERING). = cauterizing-iron.

1

1688.  R. Holme, Armoury, III. 324/2. A Cauting Iron, or a Cautering Iron.

2

1708.  Kersey, Cauting-Iron, a Farrier’s Iron to Cauterize.

3

1721–1800.  in Bailey.

4

1847.  in Craig.

5