The Collaborative International Dictionary of English v.0.48:
oxyacetylene torch \ox`y*a*cet"yl*ene torch"\, n. A torch designed to mix oxygen and actylene at its tip, to create a very hot flame for welding, cutting steel, and other metal working. [PJC]WordNet (r) 3.0 (2006):
oxyacetylene torch n 1: a blowtorch that burns oxyacetylene