Definition from Wiktionary, the free dictionary
adverbially (not comparable)
- As, or in the manner of, an adverb.
1991, Frances Austin, “Points of English Syntax 1968-1983”, in Ingrid Tieken-Boon van Ostade, John Frankis, N. E. Osselton editors, Language usage and description: studies presented to N.E. Osselton ..., page 182:
- Here the use is not part of a predication but does not seem to be merely adverbially subordinate.