Meaning of yellow cross in English:

yellow cross


  • Mustard gas, as used in chemical warfare by the German army during the First World War (1914–18); a shell containing this; usually attributive, especially in "yellow-cross gas".

    The gas was first used against Allied troops at Ypres on 12–13 July 1917.


Early 20th century; earliest use found in Notes German Army Materiel.