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hyperdactylia

[hahy-per-dak-til-ee-uh]
noun
  1. the presence of extra fingers or toes.
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Also hy·per·dac·tyl·ism [hahy-per-dak-tl-iz-uh m] /ˌhaɪ pərˈdæk tlˌɪz əm/, hy·per·dac·ty·ly [hahy-per-dak-tl-ee] /ˌhaɪ pərˈdæk tl i/.

Origin of hyperdactylia

1900–05; hyper- + New Latin -dactylia -dactyly
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

hyperdactyly in Medicine

hyperdactyly

(hī′pər-dăktə-lē)
n.
  1. polydactyly
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.