to unwind or become unwound; untwist
WordReference Random House Unabridged Dictionary of American English © 2025
un•coil
(un koil′),USA pronunciation v.t., v.i.
- to unwind from a coiled position.
- un-2 + coil1 1705–15
Collins Concise English Dictionary © HarperCollins Publishers::
'uncoil' also found in these entries (note: many are not synonyms or translations):