minute of angle
noun
Graduate
1
An angle, one sixtieth (1/60ᵗʰ) of a degree, used by gunners as a measurement of accuracy. One minute of angle is roughly equal to 1 inch at 100 yards distance.
An angle, one sixtieth (1/60ᵗʰ) of a degree, used by gunners as a measurement of accuracy. One minute of angle is roughly equal to 1 inch at 100 yards distance.