Where does “unisonous” come from?

unisonous (English) comes from English ous, from English ou, from Afrikaans ou, from Dutch oud, from Middle Dutch out, from Old Dutch ald, from Proto-West Germanic ald, from Proto-Germanic aldaz — to grow, nourish.

unisonous (English): Being in unison; unisonant

Definitions

  1. Being in unison; unisonant

Ancestry of “unisonous”, step by step

unisonous traces back through two separate lines of ancestry.

via English ous

StepLanguageWordMeaning
1Englishousplural of ou
2EnglishouA probably extinct species of Hawaiian...
3AfrikaansouAn old fellow, guy, bloke; attributive form of...
4Dutchoudold
5Middle Dutchoutold
6Old Dutchald
7Proto-West Germanicaldold
8Proto-Germanicaldazold, grown up
9Proto-Indo-Europeanh₂eltós
10Proto-Indo-Europeanh₂él-to grow, nourish

via English unison

StepLanguageWordMeaning
1EnglishunisonIdentical pitch between two notes or sounds; the...
2Middle Englishunisoun
3Middle Frenchunisson
4Medieval Latinunisonushaving the same sound
5Latinūni-one; uni
6Latinūnusone, single
7Old Latinoinosone
8Proto-Italicoinoscardinal number 1 Previous: n/a Next: *duō;...
9Proto-Indo-Europeanóynosone; single
Every word from Proto-Indo-European h₂él-Every word from Proto-Indo-European h₂eltósEvery word from Proto-Germanic aldaz
unisonous — Etymology, Origin & Word History | Etymology Explorer