An Etymological Dictionary of Astronomy and Astrophysics

Referring to the planet Venus.

Etymology (EN): From Cythera, in Gk. mythology another name of Aphrodite (Roman equivalent Venus), goddess of love and beauty, since she was believed to emerge from the Mediterranean island
Cythera.

Etymology (PE): Nâhidi referring to Nâhid, planet Venus, Mid.Pers. Anahid “immaculate, unstained,” goddess of pure waters and fertility, from Av. arədvi-sûra-anâhita, from arədvi- “increasing, rising,” + sûra- “strong, powerful” (Skt. śūra- “valient, courageous”) + anâhita “unstained,” from an- negation prefix + âhita “spotted.”