Толковый словарь английского языка - segment

I. noun see: saw Date: 1570 a portion cut off from a geometric figure by one or more points, lines, or planes: as, the area of a circle bounded by a chord and an arc of that circle, the part of a sphere cut off by a plane or included between two parallel planes, the finite part of a line between two points in the line, 2. a separate piece of something ; bit, fragment , one of the constituent parts into which a body, entity, or quantity is divided or marked off by or as if by natural boundaries , see: part ~ary adjective II. transitive verb Date: 1859 to separate into ~s ; give off as ~s