verb (used with object), ob·tu·rat·ed, ob·tu·rat·ing.
to stop up; close.
Ordnance. to close (a hole or cavity) so as to prevent a flow of gas through it, especially the escape of explosive gas from a gun tube during firing.
Origin of obturate
1550–60; < Latin obtūrātus, past participle of obtūrāre to block, stop up
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for obturation
Historical Examples of obturation
The obturation being incomplete, it may be impossible by palpation to decide that thrombosis really exists.Lameness of the Horse
John Victor Lacroix
The obturation is a modification of the De Bange system, proposed by Vavasseur.
(tr) to stop up (an opening, esp the breech of a gun)
Word Origin for obturate
C17: from Latin obtūrāre to block up, of obscure origin
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
To close or obstruct.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.