- without formal structure or systematic organization
- without a preformed shape; (esp of clothes) loose; untailored
WordReference Random House Unabridged Dictionary of American English © 2020
un•struc•tured (un struk′chərd),USA pronunciation adj.
- lacking a clearly defined structure or organization:an unstructured conference; an unstructured school environment.
- un-1 + structured 1940–45
Collins Concise English Dictionary © HarperCollins Publishers::
unstructured /ʌnˈstrʌktʃəd/ adj
'unstructured' also found in these entries (note: many are not synonyms or translations):