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incommunicable

[in-kuh-myoo-ni-kuh-buh l]
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adjective
  1. incapable of being communicated, imparted, shared, etc.
  2. not communicative; taciturn.
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Origin of incommunicable

From the Late Latin word incommūnicābilis, dating back to 1560–70. See in-3, communicable
Related formsin·com·mu·ni·ca·bil·i·ty, in·com·mu·ni·ca·ble·ness, nounin·com·mu·ni·ca·bly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for incommunicability

incommunicable

adjective
  1. incapable of being communicated
  2. an obsolete word for incommunicative
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Derived Formsincommunicability or incommunicableness, nounincommunicably, 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

Word Origin and History for incommunicability

n.

1630s; see incommunicable + -ity.

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incommunicable

adj.

1560s, "not communicative," from in- (1) "not" + communicable. Sense of "not able to be communicated" first recorded 1570s. Related: Incommunicably.

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Online Etymology Dictionary, © 2010 Douglas Harper