UNKNOT
Meaning of UNKNOT in English
/un not"/ , v.t., unknotted, unknotting .
to untie by or as if by undoing a knot: to unknot a tie.
[ 1590-1600; UN- 2 + KNOT 1 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012