unknotting

10 LETTERS · 3 SYLLABLES · STARTS WITH U

unknotting is a valid 10-letter word worth 15 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

U1N1K5N1O1T1T1I1N1G2

1 + 1 + 5 + 1 + 1 + 1 + 1 + 1 + 1 + 2 =15 PTS

DOUBLE WORD → 30TRIPLE WORD → 45

MEANING

What does unknotting mean?