Where does “zero prefix” come from?

zero prefix (English) comes from English prefix, from Latin praefixum, from Latin praefixus, from Latin praefigo, from Latin prae-, from Proto-Italic prai-, from Proto-Indo-European preh₂-, from Proto-Indo-European per- — passed , crossed.

zero prefix (English): The digit 0 that begins all telephone numbers in the United Kingdom, which is substituted for the country code in the event of international calls

Definitions

  1. The digit 0 that begins all telephone numbers in the United Kingdom, which is substituted for the country code in the event of international calls

Ancestry of “zero prefix”, step by step

zero prefix traces back through two separate lines of ancestry.

via English prefix

StepLanguageWordMeaning
1EnglishprefixSomething placed before another; To determine...
2Latinpraefixumnominative neuter singular of praefīxus;...
3Latinpraefixusfastened or attached in front; prefixed
4LatinpraefigoI fasten before, attach in front; I point with
5Latinprae-before; in front; in charge
6Proto-Italicprai-pre-, before
7Proto-Indo-Europeanpreh₂-before, in front
8Proto-Indo-Europeanper-before, in front; first; to go through
9Proto-Indo-Europeanpr̥tóspassed , crossed

via English zero

StepLanguageWordMeaning
1EnglishzeroThe cardinal number occurring before one and that...
2Middle Frenchzero
3ItalianZerozero
4New Latinzerum
5Medieval Latinzephirumzero
6Arabicصِفْرzero, nothing, empty, void; nothing, cipher;...
7Sanskritशून्यzero; cipher, cypher; blank, deserted
8Proto-Indo-EuropeanḱówH-
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-