Neptune

noun
Nep·​tune | \ ˈnep-ˌtün How to pronounce Neptune (audio) , -ˌtyün\

Definition of Neptune

1a : the Roman god of the sea — compare poseidon
b : ocean
2 : the planet eighth in order from the sun — see Planets Table

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Other Words from Neptune

Neptunian \ nep-​ˈtü-​nē-​ən How to pronounce Neptunian (audio) , -​ˈtyü-​ \ adjective

Synonyms for Neptune

Synonyms

blue, brine, deep, ocean, sea, seven seas

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Examples of Neptune in a Sentence

sailors shipwrecked by the wild waves of Neptune

First Known Use of Neptune

before the 12th century, in the meaning defined at sense 1a

History and Etymology for Neptune

Latin Neptunus

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More Definitions for Neptune

Neptune

noun

English Language Learners Definition of Neptune

: the planet that is eighth in order from the sun

Neptune

noun
Nep·​tune | \ ˈnep-ˌtün How to pronounce Neptune (audio) , -ˌtyün\

Kids Definition of Neptune

: the planet that is eighth in order of distance from the sun and has a diameter of about 31,000 miles (50,000 kilometers)

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