Where does “impenetrative” come from?

impenetrative (English) comes from English penetrative, from Middle English penetratyve, from Medieval Latin penetrativus, from Latin penētrāre.

impenetrative (English): Not penetrative

Definitions

  1. Not penetrative

Ancestry of “impenetrative”, step by step

impenetrative traces back through two separate lines of ancestry.

via English penetrative

StepLanguageWordMeaning
1EnglishpenetrativeOf, pertaining to, or involving penetration;...
2Middle Englishpenetratyve
3Medieval Latinpenetrativus
4Latinpenētrāre

via English IM

StepLanguageWordMeaning
1EnglishIMInitialism of intramuscular; Initialism of idea...
2Koreanlover, beloved
3Chinese
Every word from Latin penētrāre
impenetrative — Etymology, Origin & Word History | Etymology Explorer