circular mil



  • An electrical term for the cross-sectional area of a wire. A conductor with a diameter of one mil (0.001") has a cross-sectional area of one circular mil.


  • A unit of area equal to the area of a circle whose diameter is 0.001 inch. Used mainly to specify cross-sectional areas of wires. Its abbreviation is cmil, or cir mil.
  • abbreviationcir mil
  • abbreviationcmil