Where does “Holy Trinity” come from?

Holy Trinity (English) comes from English Trinity, from Middle English trinite, from Anglo-Norman trinite, from Latin trīnitās, from German Dreieinigkeit, from German Einigkeit, from German -keit, from German -heit.

Holy Trinity (English): The three persons of the Godhead: the Father, Son and Holy Spirit

Definitions

  1. The three persons of the Godhead: the Father, Son and Holy Spirit

Ancestry of “Holy Trinity”, step by step

Holy Trinity traces back through two separate lines of ancestry.

via English Trinity

StepLanguageWordMeaning
1EnglishTrinityIn Christian belief, the three persons of the Godhead: the Father, Son and Holy Spirit
2Middle EnglishtriniteA triad; a trinity
3Anglo-Normantrinite
4Latintrīnitāsthreeness; the state of being three
5GermanDreieinigkeitTrinity
6GermanEinigkeitunity; consensus, agreement
7German-keitAlternative form of -heit; -ness, -ty; -ty
8German-heitConverts an adjective into a noun and usually...
9Middle High German-heitness, -ity, -hood; forms nouns from adjectives, denoting the abstract quality of the adjective
10Old High German-heitnature, character
11Proto-West Germanic-haiduhood
12Proto-Germanichaiduzmanner, way; personality, character; appearance
13Proto-Indo-European(s)kayt-

via English holy

StepLanguageWordMeaning
1EnglishholyDedicated to a religious purpose or a god;...
2Middle EnglishholiAlternative form of holy
3Old Englishhāliġholy
4Proto-West Germanichailagholy, sacred
5Proto-Germanichailagazholy, sacred
6Proto-Germanichailazwhole, unbroken, intact; entire, complete; hale,...
7Proto-Indo-European*kéh₂iloshealthy
Every word from Proto-Indo-European (s)kayt-Every word from German -keitEvery word from German -heit