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Original · left

Bus (vehicle)

A large motorized passenger vehicle operating on public thoroughfares along predetermined urban routes.

First in use: the 1820s
Duplicate · right

Bus (computing)

A physical communication system and set of wire pathways moving data and power between computer subsystems.

First in use: the 1950s

Bus / Bus (vehicle) / Bus (computing)

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

Public transit vs. PCIe.

Which meaning of Bus is the original, and which one is the duplicate riding on its name? Bus (vehicle) came first (the 1820s). Bus (computing) arrived in the 1950s. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Bus (vehicle)Bus (computing)
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

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The case for each meaning

Sourced definitions, usage stats and quotes

Original · the 1820s

Bus (vehicle)

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Duplicate · the 1950s

Bus (computing)

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More duplicated terms

Hardware & devices