hexadactyly

hexadactyly definition - medical

hex·a·dac·ty·ly (hĕkˌsə-dăkˈtə-lē) or hex·a·dac·tyl·ism (-lĭzˌəm)

noun
The presence of six digits on one or both hands or feet.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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