motivically en · ADV
Etymology
From motivic + -ally.
Meanings
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(not-comparable) In accordance with, or by means of, a motif.
In contrast to the motivically imprinted accompagnato, however, in which the motive has a purely accompanying function, the arioso often contains motivic imitation between the vocal and instrumental parts.
2005, Alfred Dürr, Richard Douglas Jones, The Cantatas of J.S. Bach: With Their Librettos in German-English Parallel Text: