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arcsecond

/ˈɑːkˌsɛk.ənd/

Traduction: Unité de mesure d'angle égale à un soixantième de minute d'arc, utilisée en astronomie et en géométrie.

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noun

C2formalcommonscientific/ˈɑːkˌsɛk.ənd/

A unit of angular measurement equal to one sixtieth of a minute of arc, used in astronomy and geometry.

  • 🇫🇷Unité de mesure d'angle égale à un soixantième de minute d'arc, utilisée en astronomie et en géométrie.
  1. Unit of angular measurement C2 formal scientific

    A unit of angular measurement equal to one sixtieth of an arcminute, or 1/3600 of a degree.

    • The telescope can resolve details as small as one arcsecond.
    • The star's position was measured to within a few arcseconds.
    • One arcsecond is a very small angle, equivalent to the width of a human hair seen from 20 meters away.

    🇫🇷Seconde d'arc

  • arcseconds plural form
  • arcseconds' possessive plural form
  • arcsecond's possessive singular form