(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).

plural of arc-second

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

plural of arc-lamp

Alternative form of arc lamp

The ability of an insulating material to withstand high voltage electric arc.

(geology) A long chain of active volcanoes with intense seismic activity found along convergent tectonic plate boundaries.

(mathematics) An inverse hyperbolic function

A war monument in Paris, France, designed by Jean Chalgrin in 1806, started in 1808 and inaugurated in 1836.