Where does “type safety” come from?

type safety (English) comes from English safety, from Middle English savete, from Old French sauveté, from Medieval Latin salvitas, from Latin salvus, from Proto-Italic *salawos, from Proto-Indo-European solh₂wós, from Proto-Indo-European sōlh₂- — mercy, comfort; comfort, mercy.

type safety (English): the extent to which a programming language...

Definitions

  1. the extent to which a programming language...

Ancestry of “type safety”, step by step

type safety traces back through two separate lines of ancestry.

via English safety

StepLanguageWordMeaning
1EnglishsafetyThe condition or feeling of being safe; security;...
2Middle EnglishsaveteSafety, security; being unharmed or unharmable
3Old Frenchsauveté
4Medieval Latinsalvitas
5Latinsalvussafe, saved, preserved, sound, unharmed,...
6Proto-Italic*salawoswhole
7Proto-Indo-Europeansolh₂wós
8Proto-Indo-Europeansōlh₂-mercy, comfort; comfort, mercy

via English type

StepLanguageWordMeaning
1EnglishtypeA grouping based on shared characteristics; a...
2Middle Englishtypesymbol, figure, emblem
3Latintypusfigure, image; type, form, sort, kind; form,...
4Ancient GreekτύποςA blow, pressing; The results of a blow: mark,...
5Ancient Greekτύπτωto beat, strike, smite; to beat, strike oneself
6Proto-Indo-European(s)tewp-to push, to stick
7Proto-Indo-European(s)tew-to push, to hit
Every word from Proto-Indo-European sōlh₂-Every word from Proto-Indo-European solh₂wósEvery word from Proto-Italic *salawos