TIG welding. n. 1. (General Engineering) tungsten-electrode inert gas welding: a method of welding in which the arc is maintained by a tungsten electrode and shielded from the access of air by an inert gas.
The blade of the classic Roman stabbing sword, the gladius, was only some two feet long, though in the twilight years of the empire the gladius gave way to the spatha, the long slashing sword of the barbarians. Read More. in tactics: The legion. ...as a team.
In 42 BC, for the first time, gladiatorial fights were substituted for chariot-races in official games. After that in the city of Rome, regular gladiatorial shows, like theatrical shows and chariot-races, were given by officers of state, as part of their official careers, as an official obligation and as a tax on status.