Neptune definition

  • noun:
    • Roman Mythology The god of water, later identified using the Greek Poseidon.
    • The sea.
    • The eighth earth from the sunshine, having a sidereal amount of change round the sunshine of 164.8 years at a mean length of 4.5 billion kilometers (2.8 billion miles), a mean radius of 24,000 kilometers (15,000 kilometers), and a mass 17.2 times compared to Earth.
    • In Roman mythology, the god of this sea, which came into existence identified because of the Romans on their own because of the Greek Poseidon, whose characteristics had been transferred by the poets on old Latin deity.
    • Figuratively, the ocean.
    • In heraldry, just like Triton.
    • The outermost known planet for the solar system, and 3rd in volume and size, though rather invisible towards naked eye.
    • a giant world with a ring of ice particles; the 8th planet through the sunlight is the most remote associated with the gasoline giants
    • (Roman mythology) god associated with the sea; counterpart of Greek Poseidon
  • proper-noun:
    • The god of the ocean as well as earthquakes.
    • The eighth planet in our solar system, represented in astronomy and astrology by ♆.
    • The son of Saturn and Ops, the god associated with waters, specially of this water. He is represented as bearing a trident for a scepter.
    • The remotest major world of our solar power system, discovered -- as a consequence of the computations of Leverrier, of Paris -- by Galle, of Berlin, September 23, 1846. Its classed as a gas giant, and has a radius of 22,716 km and approximately size of 1.027 x 1026 kg, with an average density of 2.27 g/cc. Its mean length from the sun is all about 5,000,000,000 km (3,106,856,000 miles), and its amount of revolution is mostly about 164.78 years.

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