knots

• knot – a fastening or securing of linear material such as rope, by tying or interweaving
  • List of knots
  • Knotted rope or quipu, an Incan record-keeping device
  • Decorative knotwork in East Asia, including Chinese and Korean knots
  • Knots per sq cm, a measure of quality in hand-knotted carpets
  • Celtic knot, a decorative graphic representation of a knot

• knot (mathematics), an abstract representation of an interwoven linear object
  • knot theory, the study of mathematical knots
  • list of mathematical knots and links
  • In the theory of splines, a knot is an interpolating point on the spline.

• knot (speed), a unit of water or air speed ideally equaling 1 nautical mile per hour, depending on the relative motion of the medium

• knot (wood), a mark left in timber by the origin of branches; the knot's grain travels in a different direction to the trunk of the tree

• Knotwork, a neofolk musical duo comprising journalist Michael Moynihan and Annabel Lee.

In biology:

• Red Knot, a wading bird (simply called "Knot" in Europe)
• Great Knot, a wading bird
• Knotted Marjoram, an alternative name for the herb Marjoram
• Knotted wrack, a seaweed
• Knotgrass or knotweed, a member of the buckwheat family

Knot may also refer to:

• the bulbus glandis, a part of the penis of a canine, in animal anatomy
• a knot garden, an elaborate interlace of tightly-clipped low hedging
• a tight cluster or group, in statistics
• a type of join, in figurative language, as in a marriage
• a small, hard, tender spot in a muscle referred to as a kink or trigger point
• Cramp, a strong muscle contraction resulting in pain

Knots may refer to:

• Knots (film), a 2004 film starring Scott Cohen and Annabeth Gish
• Knots, a 1970 book on psychology by R. D. Laing.