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Original · left

Neptune (mythology)

First in use: ancient / pre-modern
Duplicate · right

Neptune (planet)

First in use: c. 1846

Neptune / Neptune (mythology) / Neptune (planet)

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Duplicate share · 12 mo—
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Colour keyGrey · original meaningGreen · duplicate meaningAmber · contested (40–60%)How colours work

The sea god vs. the ice giant.

Which meaning of Neptune is the original, and which one is the duplicate riding on its name? Neptune (mythology) came first (ancient / pre-modern). Neptune (planet) arrived in 1846. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Neptune (mythology)Neptune (planet)
English Wikipedia pageviews since July 2015 load here.

Duplicate's share of attention

Green line = duplicate's % · above 60 it owns the word · below 40 the original does

Share-of-attention line loads here.

The case for each meaning

Sourced definitions, usage stats and quotes

Original · ancient / pre-modern

Neptune (mythology)

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Duplicate · c. 1846

Neptune (planet)

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More duplicated terms

Science & space