Where does “semipermutable” come from?

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

semipermutable (English): That commutes with every subgroup whose order is...

Definitions

  1. That commutes with every subgroup whose order is...

Ancestry of “semipermutable”, step by step

semipermutable traces back through two separate lines of ancestry.

via English permutable

StepLanguageWordMeaning
1EnglishpermutableAble to be permuted
2EnglishableEasy to use; Suitable; competent; Liable to
3Middle Englishablecapable, expert, qualified, skilful, competent
4Old Frenchableable; capable
5Latinhabilisable to have/possess/maintain; having sufficient...
6Latin-ilis-ile
7Proto-Italic-elis
8Proto-Indo-European-elis
9Proto-Indo-European-lósForms agent nouns from verbal roots

via English semi

StepLanguageWordMeaning
1EnglishsemiA semi-detached house; A semitrailer; a...
2Englishsemi-half; partial, incomplete; somewhat, rather,...
3Latinsēmi-half
4Proto-Indo-Europeansēmihalf; partially
Every word from Proto-Indo-European -lósEvery word from Latin -ilisEvery word from Latin habilis