Where does “diresidue” come from?

diresidue (English) comes from English residue, from Old French residu, from Latin residuum, from Latin residuus, from Latin resideō, from Latin sedeō, from Proto-Italic sedēō, from Proto-Indo-European sḗd- — to sit.

diresidue (English): A pair of amino acids that repeat in a particular protein

Definitions

  1. A pair of amino acids that repeat in a particular protein

Ancestry of “diresidue”, step by step

diresidue traces back through two separate lines of ancestry.

via English residue

StepLanguageWordMeaning
1EnglishresidueWhatever remains after something else has been...
2Old Frenchresidu
3Latinresiduumnominative neuter singular of residuus;...
4Latinresiduusremaining; residuary; persisting, surviving
5Latinresideōto reside, abide, tarry, linger
6Latinsedeōto sit, to be seated
7Proto-Italicsedēōsit, be sitting, be seated
8Proto-Indo-Europeansḗd-to sit

via English Di

StepLanguageWordMeaning
1EnglishDi
Every word from Proto-Indo-European sḗd-