, an arc
is a part of a circle
between two points (also called a circle segment
). A minute of arc
is an angle measure
, being 1/60 of a degree
. A second of arc
is 1/60 of a minute of arc.
In graph theory, an arc is a synonym for an edge.
Arc is also a name for a dialect of the Lisp programming language.
See also: Arc lamp, voltaic arc.