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minute
(redirected from minute of arc)

   Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Idioms, Wikipedia, Hutchinson 0.01 sec.
minute
1. a period of time equal to 60 seconds; one sixtieth of an hour
2. a unit of angular measure equal to one sixtieth of a degree.

minute [′min·ət]
(mathematics)
A unit of measurement of angle that is equal to ¹⁄₆₀ of a degree. Symbolized ′. Also known as arcmin.
(mechanics)
A unit of time, equal to 60 seconds.


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? Mentioned in ? References in periodicals archive
 
A nautical mile, used in air and sea navigation, equals 6,076 feet, or one minute of arc of a great circle of the Earth.
The smallest scale, fluctuationsaround a minute of arc in extent, would result from fluctuations in the density of matter in the universe that occured at the very beginning and might have been the seed around which galaxies and clusters of galaxies formed.
 
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