(metallurgy) The process of welding two pieces of metal together using the heat generated by an electric arc between two electrodes.

(of a topological space) Such that every pair of points in the space comprises the boundary of some arc embedded in the space.

(figuratively) A brave, visionary, or martial woman.

plural of second of arc

A city in Arkansas, United States and one of the two county seats of Prairie County.

(mathematics) the point elasticity of one variable with respect to another between two given points

plural of arc-second

(literature) A story arc wherein an immoral character redeems themselves and makes right for their wrongdoings (or wherein readers perceive them as having done so).

A shoreline in Quebec and bay on Hudson's Bay, Nunavut, Canada. The southeastern shore of the Hudson Bay, which is a very circular embayment, lies to the north of James Bay.

(architecture) Synonym of flying buttress