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Original · left

Region of interest

First in use: the 1970s
Duplicate · right

Return on investment

First in use: the 1900s

ROI / Region of interest / Return on investment

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

Image analysis vs. finance.

Which meaning of ROI is the original, and which one is the duplicate riding on its name? Region of interest came first (the 1970s). Return on investment arrived in the 1900s. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Region of interestReturn on investment
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 · the 1970s

Region of interest

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Duplicate · the 1900s

Return on investment

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More duplicated terms

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