ra

2. marts 2016 fra wordnet.princeton.edu

RA — navneord — engelsk

(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; "one hour of right ascension equals fifteen degrees"
2. marts 2016 fra wordnet.princeton.edu

Ra — navneord — engelsk

ancient Egyptian sun god with the head of a hawk; a universal creator; he merged with the god Amen as Amen-Ra to become the king of the gods
16. februar 2013 fra wordnet.princeton.edu

ra — navneord — engelsk

an intensely radioactive metallic element that occurs in minute amounts in uranium ores