Un*twist" (?), v. t. [1st pref. un- + twist.]
To separate and open, as twisted threads; to turn back, as that which is twisted; to untwine.
If one of the twines of the twist do untwist,
The twine that untwisteth, untwisteth the twist.
To untie; to open; to disentangle.
© Webster 1913.