English
ensembling
From ensemble + -ing.
A compound of ensemble + -ing
Proto-Indo-European *h₁én ‘in’
…
Latin simul ‘and at the same time’
Latin īnsimul ‘together’
Old French ensemble
French ensemble ‘together’
English ensemble
Today it means
noun Playing harmoniously together in an ensemble
Language periods are conventional ranges, not dates for this word.
Etymograph / ensembling