minute of arc


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Related to minute of arc: Arc second

min·ute of arc

 (mĭn′ĭt)
n.
See minute1.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.minute of arc - a unit of angular distance equal to a 60th of a degreeminute of arc - a unit of angular distance equal to a 60th of a degree
angular unit - a unit of measurement for angles
arcdegree, degree - a measure for arcs and angles; "there are 360 degrees in a circle"
arcsecond, second - a 60th part of a minute of arc; "the treasure is 2 minutes and 45 seconds south of here"
References in periodicals archive ?
A minute of arc is one sixtieth of a degree; there are 360 degrees in a full rotation.
Which unit of length is based on one minute of arc of the circumference of the earth at the equator?
In humans, 20/20 vision is defined as the ability to resolve a spatial pattern separated by a visual angle of one minute of arc.