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Original · left

Leaf (botany)

A flat, green, photosynthetic botanical organ growing outward from a tree twig.

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

Leaf node

A terminating node situated at the base of a hierarchical data tree that possesses no child nodes.

First in use: the 1950s

Leaf / Leaf (botany) / Leaf node

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

Foliage vs. terminal nodes.

Which meaning of Leaf is the original, and which one is the duplicate riding on its name? Leaf (botany) came first (ancient / pre-modern). Leaf node arrived in the 1950s. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Leaf (botany)Leaf node
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

Leaf (botany)

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Duplicate · the 1950s

Leaf node

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More duplicated terms

Programming & software