'Indeterminably' definitions:

Definition of 'indeterminably'

From: WordNet
adverb
In an indeterminable manner; "their relationship was of an indeterminably vague nature"

Definition of 'Indeterminably'

From: GCIDE
  • Indeterminable \In`de*ter"mi*na*ble\, a. [L. indeterminabilis: cf. F. ind['e]terminable. See In- not, and Determine.] Not determinable; impossible to be determined; not to be definitely known, ascertained, defined, or limited. -- {In`de*ter"mi*na*bly}, adv. [1913 Webster]