arc light
A high-intensity light source produced by an arc, usually, between two metal electrodes or between two carbon rods; also see […]
Glossary
arc formeret
The wall arch or wall rib, or the corresponding rib coming next to the arcade between nave and aisle, or
Glossary
arc doubleau
An arch, usually very massive, carried across a wide space, to support a groined vault or to stiffen a barrel
Glossary
arc discharge
An electric discharge characterized by the production of light, high cathodecurrent densities, and a low voltage drop at the cathode.
Glossary
arc cutting
A process of cutting or removing metal by melting it with the heat produced between an electrode and the metal