A fireproof wall vs. packet filtering.
Which meaning of Firewall is the original, and which one is the duplicate riding on its name? Firewall (construction) came first (the 1800s). Firewall (computing) arrived in 1988. The data below shows which one owns the word now.
Wikipedia pageviews since 2015
Firewall (construction)Firewall (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
The case for each meaning
Sourced definitions, usage stats and quotes
Original · the 1800s
Firewall (construction)
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Duplicate · c. 1988
Firewall (computing)
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More duplicated terms
Programming & software
Bug · Software bugCookie · HTTP cookieArchitecture · Software architectureThread · Thread (computing)Fork · Fork (software)Daemon · Daemon (computing)Container · Container (software)Sandbox · Sandbox (computing)Stack · Stack (computing)Queue · Queue (data structure)Patch · Patch (computing)Crash · Crash (computing)Root · Root (computing)Branch · Branch (version control)Trunk · Trunk (version control)Commit · Commit (version control)Push · Push (version control)Pull · Pull (version control)