Definition of "knot" []

• A compact intersection of interlaced material, such as cord, ribbon, or rope. (noun)
• A fastening made by tying together lengths of material, such as rope, in a prescribed way. (noun)
• A decorative bow of ribbon, fabric, or braid. (noun)
• A unifying bond, especially a marriage bond. (noun)
• A tight cluster of persons or things: a knot of onlookers. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "By this movement a knot is formed, the first part of the «double knot», which is the most common one in tatting."
• "The word knot or its derivatives, an Ayers favorite, is used eleven times in Dreams."
• "I believe that any confusion here originates from the use of homotopy in knot theory where an ignorance of the space in which the knot is embedded would result in every knot being equivalent to the trivial knot."