Where does “opposably” come from?

opposably (English) comes from English ably, from Middle English able, from Old French able, from Latin habilis, from Latin -ilis, from Proto-Italic -elis, from Proto-Indo-European -elis, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

opposably (English): in an opposable manner

Definitions

  1. in an opposable manner

Ancestry of “opposably”, step by step

opposably traces back through two separate lines of ancestry.

via English ably

StepLanguageWordMeaning
1EnglishablyIn an able manner; with great ability
2Middle Englishablecapable, expert, qualified, skilful, competent
3Old Frenchableable; capable
4Latinhabilisable to have/possess/maintain; having sufficient...
5Latin-ilis-ile
6Proto-Italic-elis
7Proto-Indo-European-elis
8Proto-Indo-European-lósForms agent nouns from verbal roots

via English oppose

StepLanguageWordMeaning
1EnglishopposeTo attempt to stop the progression of; to resist...
2Middle Englishopposen
3Old Frenchopposer
4Latinobin the direction of, to, towards; on account of,...
5Proto-Italic*optowards
Every word from Proto-Indo-European -lós