• synonyms


[dek-struh l]
See more synonyms for dextral on Thesaurus.com
  1. of, relating to, or on the right side; right (opposed to sinistral).
  2. right-handed.
  3. Also dexiotropic. Zoology. (of certain gastropod shells) coiling clockwise, as seen from the apex.
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Origin of dextral

1640–50; < Latin dext(e)r dexter + -al1
Related formsdex·tral·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

clockwise, dexter, dextral, right-handed

Examples from the Web for dextral

Historical Examples

  • The circuit used by the decorator of this box is dextral or sunwise.

    Archeological Expedition to Arizona in 1895

    Jesse Walter Fewkes

  • Vertigo (Sphyradium) edentula is dextral and without denticles.

    Our British Snails

    John William Horsley

  • Sinistral: Having the aperture of the shell at the left; opposite of dextral.

    The Sea-beach at Ebb-tide

    Augusta Foote Arnold

  • It has been made from the broad beak of a Strombus or dextral whorled Busycon.

  • The bead illustrated in Fig. 6 has been made from the column of some dextral whorled shell.

British Dictionary definitions for dextral


  1. of, relating to, or located on the right side, esp of the body; right-hand
  2. of or relating to a person who prefers to use his right foot, hand, or eye; right-handed
  3. (of the shells of certain gastropod molluscs) coiling in an anticlockwise direction from the apex; dextrorse
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Compare sinistral
Derived Formsdextrality (dɛkˈstrælɪtɪ), noundextrally, adverb
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

dextral in Medicine


  1. Of, facing, or located on the right side; right.
  2. Right-handed.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.