An Etymological Dictionary of Astronomy and Astrophysics

The science of the celestial bodies and the Universe, dealing especially with the positions, dimensions, distribution, motion, chemical composition, energy, and evolution of celestial bodies and phenomena.

Etymology (EN): O.Fr. astronomie, from L. astronomia, from Gk. astronomia, from → astro- “star” + nomos “arranging, regulating,” related to nemein “to deal out.”

Etymology (PE): Axtaršenâsi, from axtar “star,” → astro-

• -šenâsi “knowledge” from šenâxtan “to know, to discern.”