Where does “authentic cadence” come from?

authentic cadence (English) comes from English authentic, from Middle English authentik, from Old French autentique, from Latin authenticus, from Ancient Greek αὐθεντικός, from Ancient Greek αὐθέντης, from Ancient Greek αὐτο-, from Ancient Greek αὐτός — Postpositional intensifying particle: indeed, at any rate, in fact.

authentic cadence (English): A cadence involving the resolution of the dominant chord (V) to the root chord (I)

Definitions

  1. A cadence involving the resolution of the dominant chord (V) to the root chord (I)

Ancestry of “authentic cadence”, step by step

authentic cadence traces back through two separate lines of ancestry.

via English authentic

StepLanguageWordMeaning
1EnglishauthenticOf the same origin as claimed; genuine;...
2Middle Englishauthentik
3Old Frenchautentique
4Latinauthenticusoriginal, genuine, authentic
5Ancient Greekαὐθεντικόςwarranted, authentic, authoritative
6Ancient Greekαὐθέντηςa perpetrator of any act, especially that he...
7Ancient Greekαὐτο-self-
8Ancient Greekαὐτόςαὐτή f, αὐτό n; "first/second declension";...
9Proto-Indo-Europeanh₂ewaway from, off; again
10Proto-Indo-EuropeanǵʰePostpositional intensifying particle: indeed, at any rate, in fact

via English Cadence

StepLanguageWordMeaning
1EnglishCadenceThe act or state of declining or sinking
2EnglishcadenceThe act or state of declining or sinking;...
3Middle Frenchcadence
4Italiancadenzacadence; rhythm; third-person singular present...
5Vulgar Latincadentiafalling
6Latincadēnsfalling
7Latincadōto fall, to fall out
8Proto-Italickadōfall, sink
9Proto-Indo-Europeanḱad-to fall
Every word from Proto-Indo-European ǵʰe