Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun neptune

2 senses of neptune

Sense 1
Neptune -- ((Roman mythology) god of the sea; counterpart of Greek Poseidon)
       INSTANCE OF=> Roman deity -- (a deity worshipped by the ancient Romans)

Sense 2
Neptune -- (a giant planet with a ring of ice particles; the 8th planet from the sun is the most remote of the gas giants; "the existence of Neptune was predicted from perturbations in the orbit of Uranus and it was then identified in 1846")
       INSTANCE OF=> Jovian planet, gas giant -- (any of the four outermost planets in the solar system; much larger than Earth and gaseous in nature (like Jupiter))
       INSTANCE OF=> superior planet -- (any of the planets whose orbit lies outside the earth's orbit)
       INSTANCE OF=> outer planet -- ((astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto))