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knurled

[nurld] /nɜrld/
adjective
1.
having small ridges on the edge or surface; milled.
2.
having knurls or knots; gnarled.
Origin of knurled
1605-1615
1605-15; knurl + -ed3

knurl

or nurl

[nurl] /nɜrl/
noun
1.
a small ridge or bead, especially one of a series, as on a button for decoration or on the edge of a thumbscrew to assist in obtaining a firm grip.
2.
a knur.
verb (used with object)
3.
to make knurls or ridges on.
Origin
1600-10; earlier knurle (noun). See knur, -le
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for knurled
Contemporary Examples
Historical Examples
  • Ennis, tensing to spring toward Ruth, saw the two priests at the gray mechanism swiftly turn the knurled black knobs.

    The Door into Infinity Edmond Hamilton
  • This head may be secured in any desired position by means of a knurled thumb nut.

    Measuring Tools Unknown
  • Upon its circumference is a knurled or milled nut c, which is threaded internally to receive the threaded wings of the bush b.

  • To operate d it is knurled or milled at g, or it may have pin spanner holes as at h.

  • The handle, Fig. 36, clamps over the knurled part of the frame for use in small, deep holes.

    Measuring Tools Unknown
  • The knurled cap D tightens the split chuck in order to hold the measuring rod firmly.

    Measuring Tools Unknown
  • The blade is clamped in position by the knurled nut N at the back, and can be thus adjusted to any angle.

    Measuring Tools Unknown
  • On the disk are two projections KK, which are knurled, thus providing a grip when operating the tool.

    Measuring Tools Unknown
  • A knurled locking nut is also provided for holding the scriber in any fixed position.

    Measuring Tools Unknown
British Dictionary definitions for knurled

knurl

/nɜːl/
verb (transitive)
1.
to impress with a series of fine ridges or serrations
noun
2.
a small ridge, esp one of a series providing a rough surface that can be gripped
Word Origin
C17: probably from knur
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for knurled

knurl

n.

"hard excrescence," c.1600, probably a diminutive of Middle English knor "knot" (c.1400), related to gnarl, from Proto-Germanic *knur- (cf. German knorren "a knotty excrescence"). Related: Knurly.

Online Etymology Dictionary, © 2010 Douglas Harper
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