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interdigitate

[in-ter-dij-i-teyt]
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verb (used with or without object), in·ter·dig·i·tat·ed, in·ter·dig·i·tat·ing.
  1. to interlock, as or like the fingers of both hands.
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Origin of interdigitate

First recorded in 1840–50; inter- + digitate
Related formsin·ter·dig·i·ta·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for interdigitation

interdigitate

verb
  1. (intr) to interlock like the fingers of clasped hands
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Word Origin

C19: from inter- + Latin digitus (see digit) + -ate 1
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

interdigitation in Medicine

interdigitation

(ĭn′tər-dĭj′ĭ-tāshən)
n.
  1. The interlocking of toothed or tonguelike processes.
  2. The processes thus interlocked.
  3. Infoldings of adjacent cell or plasma membranes.
  4. intercuspation