Where does “oneness” come from?

Oneness derives from Middle English onnesse, from Old English ānnes, meaning the quality or state of being one.

oneness (English): State of being one or undivided; unity; The...

Definitions

  1. State of being one or undivided; unity; The...

Ancestry of “oneness”, step by step

oneness traces back through two separate lines of ancestry.

via Middle English onnesse

StepLanguageWordMeaning
1Middle Englishonnesseoneness, unity; concord, harmony; similarity
2Old Englishānnesoneness, unity, agreement, covenant, solitude
3Old English-nesUsed to form abstract nouns, usually from...
4Proto-West Germanic-nassīUsed to form abstract nouns, usually from...
5Proto-Germanic-inassuz-ness
6Proto-West Germanic-ness, -th
7Proto-Germanic-į̄-th
8Proto-Indo-European-íh₂
9Proto-Indo-European-h₂Creates collective nouns, which refer to groups...

via Middle English annesse

StepLanguageWordMeaning
1Middle EnglishannesseAlternative form of onnesse
Every word from Proto-Indo-European -h₂Every word from Old English -nesEvery word from Proto-Germanic -į̄