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ra 音標拼音: [r'ɑ] n. [埃及神話] 太陽神 [埃及神話] 太陽神 Ra n 1: an intensely radioactive metallic element that occurs in minute amounts in uranium ores [ synonym: { radium}, { Ra}, { atomic number 88}] 2: 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 [ synonym: { Ra}, { Re}] 3: ( 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" [ synonym: { right ascension}, { RA}, { celestial longitude}] Ra \ Ra\ ( r[ aum]), n. A roe; a deer. [ Obs.] -- Chaucer. [ 1913 Webster]
Ra- \ Ra-\ A prefix, from the Latin re and ad combined, coming to us through the French and Italian. See { Re-}, and { Ad-}. [ 1913 Webster] 24 Moby Thesaurus words for " Ra": Amen- Ra, Anubis, Apollo, Bast, Helios, Horus, Hyperion, Isis, Khem, Min, Neph, Nephthys, Nut, Osiris, Phoebus, Phoebus Apollo, Ptah, Savitar, Set, Shamash, Sol, Surya, Thoth, Titan
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