Foldable is a see also of unfoldable.
As adjectives the difference between foldable and unfoldable
is that foldable is that can be folded while unfoldable is that can be unfolded or unfoldable can be not capable of being folded.
unfoldable
English
Etymology 1
Adjective
(-)
That can be unfolded.
Etymology 2
Adjective
(-)
Not capable of being folded.
See also
* foldable