Where does “nontubercular” come from?

nontubercular (English) comes from English non, from French non, from Old French non, from Latin nōn, from Old Latin noenum, from Proto-Indo-European óynos — one; single.

nontubercular (English): Not tubercular

Definitions

  1. Not tubercular

Ancestry of “nontubercular”, step by step

nontubercular traces back through two separate lines of ancestry.

via English non

StepLanguageWordMeaning
1EnglishnonObsolete form of none
2Frenchnonno; not; a no, a negative response
3Old Frenchnonno; not; Alternative form of nom
4Latinnōnnot
5Old Latinnoenum
6Proto-Indo-Europeanóynosone; single

via English tubercular

StepLanguageWordMeaning
1EnglishtubercularOf, pertaining to, or having tuberculosis;...
2Latintūberculuma small swelling, bump, or protuberance; a boil, pimple, tubercle
3Latintūbera hump, bump, swelling, protuberance; excrescence
4Proto-Italictūβos
5Proto-Indo-Europeantewh₂-to swell; to crowd; to be strong
Every word from Proto-Indo-European óynosEvery word from Old Latin noenumEvery word from Latin nōn