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patency

[peyt-n-see, pat-] /ˈpeɪt n si, ˈpæt-/
noun
1.
the state of being patent.
2.
Medicine/Medical. the condition of not being blocked or obstructed.
3.
Phonetics. openness of articulation, found more or less in all phonemes except stops.
Origin
1650-1660
1650-60; pat(ent) + -ency
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for patency

patency

/ˈpeɪtənsɪ/
noun
1.
the condition of being obvious
2.
the state of a bodily passage, duct, etc, of being open or unobstructed
3.
(phonetics) the degree to which the vocal tract remains unobstructed in the articulation of a speech sound See also closure (sense 7)
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
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Word Origin and History for patency
n.

1650s, from patent + -cy.

Online Etymology Dictionary, © 2010 Douglas Harper
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patency in Medicine

patency pa·ten·cy (pāt'n-sē)
n.
The state or quality of being open, expanded, or unblocked.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Word Value for patency

14
16
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