Where does “apneumatic” come from?

apneumatic (English) comes from English A, from English AND, from Middle English and, from Old English and, from Proto-Germanic andi, from Proto-Indo-European h₂énti, from Proto-Indo-European h₂énts, from Proto-Indo-European h₂ent- — on, onto.

apneumatic (English): Devoid of air; free from air, or effected by or...

Definitions

  1. Devoid of air; free from air, or effected by or...

Ancestry of “apneumatic”, step by step

apneumatic traces back through two separate lines of ancestry.

via English A

StepLanguageWordMeaning
1EnglishAThe ordinal number first, derived from this...
2EnglishANDAlternative form of ∧, the conjunction operator;...
3Middle Englishandand, and then; however, yet, but, though. while;...
4Old Englishandand; even; also
5Proto-Germanicandiin addition, furthermore, and
6Proto-Indo-Europeanh₂éntiopposite; near; in front
7Proto-Indo-Europeanh₂éntsforehead; front
8Proto-Indo-Europeanh₂ent-face; forehead; front
9Proto-Indo-Europeanh₂en-on, onto

via English pneumatic

StepLanguageWordMeaning
1EnglishpneumaticOf, relating to, or resembling air or other...
2Frenchpneumatiquepneumatic; tyre
3Latinpneumaticuswind; pneumatic
4Ancient GreekπνευματικόςRelated to the wind: windy; Related to breath:...
5Ancient Greek-τικόςrelating to, suited to, skilled in, able to,...
6Ancient Greek-σιςAdded to verb stems to form abstract nouns or...
7Ancient Greek-τιςretained after dentals
8Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European h₂en-