Unknot

The unknot arises in the mathematical theory of knots. Intuitively, the unknot is a closed loop of rope without a knot in it. A knot theorist would describe the unknot as an image of any embedding that can be deformed, i.e. ambient-isotoped, to the standard unknot, i.e. the embedding of the circle as a geometrically round circle. The unknot is als...
Found on http://en.wikipedia.org/wiki/Unknot

Unknot

• (v. t.) To free from knots; to untie.
Found on http://thinkexist.com/dictionary/meaning/unknot/
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