HyperDic: ar

Español > 2 sentidos de la palabra AR / Ar:
NOMBRElocationAR, ascensión recta, longitud celeste(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky
substanceAr, argón, número atómico 18a colorless and odorless inert gas
Español > AR: 2 sentidos > nombre 1, location
Sentido(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky; usually expressed in hours and minutes and seconds; used with declination to specify positions on the celestial sphere.
Sinónimosascensión recta, longitud celeste
CategoríaastronomíaThe branch of physics that studies celestial bodies and the universe as a whole
Inglésright ascension, RA, celestial longitude
Catalánascensió recta, longitud celeste
Español > Ar: 2 sentidos > nombre 1, substance
SentidoA colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere.
Sinónimosargón, número atómico 18
Generalargonon, gas inerte, gas noble, gas raroAny of the chemically inert gaseous elements of the helium group in the periodic table
elemento, elemento químicoAny of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
Substancia deaireA mixture of gases (especially oxygen) required for breathing
Inglésargon, Ar, atomic number 18
Catalánargó, número atòmic 18

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