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obturate

 - 3 dictionary results

ob⋅tu⋅rate

  [ob-tuh-reyt, -tyuh-]
Use obturate in a Sentence
–verb (used with object), -rat⋅ed, -rat⋅ing.
1. to stop up; close.
2. Ordnance. to close (a hole or cavity) so as to prevent a flow of gas through it, esp. the escape of explosive gas from a gun tube during firing.
Origin:
1550–60; < L obtūrātus, ptp. of obtūrāre to block, stop up

Related forms:
ob⋅tu⋅ra⋅tion, noun
ob⋅tu⋅ra⋅tor, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To obturate
ob·tu·rate   (ŏb'tə-rāt', -tyə-)   
tr.v.   ob·tu·rat·ed, ob·tu·rat·ing, ob·tu·rates
To close or obstruct.

[Latin obtūrāre, obtūrāt-; see teuə- in Indo-European roots.]
ob'tu·ra'tion n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

obturate ob·tu·rate (ŏb'tə-rāt', -tyə-)
v. ob·tu·rat·ed, ob·tu·rat·ing, ob·tu·rates
To close or obstruct.

ob'tu·ra'tion n.

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