milliarcsecond

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English[edit]

Etymology[edit]

milli- +‎ arcsecond

Noun[edit]

milliarcsecond ‎(plural milliarcseconds)

  1. (metrology) A unit of angle equal to one thousandth of an arcsecond (used especially in astronomy)

Derived terms[edit]

  • (abbreviation): mas

Related terms[edit]