Mindblown: a blog about philosophy.
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Square knot
A double knot in which the ends of the second knot are in the same place as the ends of the first knot.
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Granny knot
A double knot in which the ends of the cord do not lie parallel, but alternate being over and under each other. This knot is not as secure as a square knot.
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False knot
An external bulging of the umbilical cord, resulting from the coiling of the umbilical blood vessels.
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Knot
An intertwining of a cord or cordlike structure to form a lump or knob. A technique used for formal hairstyling that creates the look of a knot or bun.
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Knoop hardness test
A test of surface hardness, using a stylus with a pyramidal diamond indenter. The long diagonal of the resulting indentation determines the hardness of the substance.
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Knockdown
A modification of a gene that limits its expression to specified conditions or circumstances.
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Knob
A protuberance on a surface or extremity; a mass or nodule.
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Knitting
The process of healing by uniting pieces of a fractured bone.
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Plaster knife
A stout knife used for cutting and trimming plaster study models in dental practice.
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Periodontal knife
A surgical knife with a scaler-shaped blade whose entire perimeter is a cutting edge. It is used in gingivectomy and other periodontal surgery.
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