[ok-si-hahy-druh-juh n]


pertaining to or involving a mixture of oxygen and hydrogen.


a mixture of oxygen and hydrogen, used in a blowtorch for welding steel plates or the like.

Origin of oxyhydrogen

First recorded in 1820–30; oxy-2 + hydrogen
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oxyhydrogen

Historical Examples of oxyhydrogen

British Dictionary definitions for oxyhydrogen



  1. a mixture of hydrogen and oxygen used to provide an intense flame for welding
  2. (as modifier)an oxyhydrogen blowpipe
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012