angular measure


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Related to angular measure: Radians

angular measure

Units of angle or length given in terms of degrees (°), arc minutes (′), and arc seconds (″):
60″ = 1′
60′ = 1°
360° = 2π radians (a full circle)
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References in periodicals archive ?
An arc second is an extremely small angular measure, one-3,600th of a degree.
Also, |omega~ does not mean ohm, but is an angular measure of the field of view.
Nearly 450 light-years away in the constellation Aquarius, it is one of the closest and largest-appearing planetary nebulae; its apparent diameter is nearly half the angular measure of the Moon.