circular mil
noun
a unit used principally for measuring the cross-sectional area of wires, being the area of a circle having a diameter of one mil.
Words nearby circular mil
Example sentences from the Web for circular mil
The circular-mil area of a circular area, such as the cross section of a wire, can be found by squaring the diameter.
Motion Picture Operation, Stage Electrics and Illusions |Henry C. Horstmann
British Dictionary definitions for circular mil
circular mil
noun
a unit of area of cross section of wire, equal to the area of a circle whose diameter is one thousandth of an inch. 1 circular mil is equal to 0.785 × 10 –6 square inch or 0.2 × 10 –9 square metre