Definición de astronomical unit en inglés:

astronomical unit

Saltos de línea: astro|nom¦ic¦al unit
(abbreviation: AU)

sustantivo

Astronomy
  • A unit of measurement equal to 149.6 million kilometres, the mean distance from the centre of the earth to the centre of the sun.
    Más ejemplos en oraciones
    • Bodies that formed from the Sun out to a distance of about 2.5 astronomical units are primarily rocky and metallic.
    • Typical distances from the Sun are 10,000 astronomical units, and typical orbital periods are on the order of 1 million years.
    • Today the distance between the Earth and sun, known as an astronomical unit, is accurately measured by radar.

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Palabra del día skosh
Pronunciación: skəʊʃ
noun
a small amount; a little