arc
arc /'ɑːrk/ (arcs)
1 [N-COUNT]
An arc is a smoothly curving line or movement.
The Aleutian chain is a long arc of islands in the North Pacific.
2 [N-COUNT]
In geometry, an arc is a part of the line that forms the outside of a circle. (TECHNICAL)arc light (arc lights)
[N-COUNT] usu pl
Arc lights are a type of very bright electric light.
...the brilliant glare of the arc lights.
1 [N-COUNT]
An arc is a smoothly curving line or movement.
The Aleutian chain is a long arc of islands in the North Pacific.
2 [N-COUNT]
In geometry, an arc is a part of the line that forms the outside of a circle. (TECHNICAL)arc light (arc lights)
[N-COUNT] usu pl
Arc lights are a type of very bright electric light.
...the brilliant glare of the arc lights.