obturate

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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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

obturate

(ˈɒbtjʊəˌreɪt)
vb
(Firearms, Gunnery, Ordnance & Artillery) (tr) to stop up (an opening, esp the breech of a gun)
[C17: from Latin obtūrāre to block up, of obscure origin]
ˌobtuˈration n
ˈobtuˌrator n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ob•tu•rate

(ˈɒb təˌreɪt, -tyə-)

v.t. -rat•ed, -rat•ing.
to stop up; close.
[1550–60; < Latin obtūrātus, past participle of obtūrāre to block, stop up]
ob`tu•ra′tion, n.
ob′tu•ra`tor, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

obturate


Past participle: obturated
Gerund: obturating

Imperative
obturate
obturate
Present
I obturate
you obturate
he/she/it obturates
we obturate
you obturate
they obturate
Preterite
I obturated
you obturated
he/she/it obturated
we obturated
you obturated
they obturated
Present Continuous
I am obturating
you are obturating
he/she/it is obturating
we are obturating
you are obturating
they are obturating
Present Perfect
I have obturated
you have obturated
he/she/it has obturated
we have obturated
you have obturated
they have obturated
Past Continuous
I was obturating
you were obturating
he/she/it was obturating
we were obturating
you were obturating
they were obturating
Past Perfect
I had obturated
you had obturated
he/she/it had obturated
we had obturated
you had obturated
they had obturated
Future
I will obturate
you will obturate
he/she/it will obturate
we will obturate
you will obturate
they will obturate
Future Perfect
I will have obturated
you will have obturated
he/she/it will have obturated
we will have obturated
you will have obturated
they will have obturated
Future Continuous
I will be obturating
you will be obturating
he/she/it will be obturating
we will be obturating
you will be obturating
they will be obturating
Present Perfect Continuous
I have been obturating
you have been obturating
he/she/it has been obturating
we have been obturating
you have been obturating
they have been obturating
Future Perfect Continuous
I will have been obturating
you will have been obturating
he/she/it will have been obturating
we will have been obturating
you will have been obturating
they will have been obturating
Past Perfect Continuous
I had been obturating
you had been obturating
he/she/it had been obturating
we had been obturating
you had been obturating
they had been obturating
Conditional
I would obturate
you would obturate
he/she/it would obturate
we would obturate
you would obturate
they would obturate
Past Conditional
I would have obturated
you would have obturated
he/she/it would have obturated
we would have obturated
you would have obturated
they would have obturated
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.obturate - block passage throughobturate - block passage through; "obstruct the path"
block off, blockade - obstruct access to
barricado, barricade - block off with barricades
barricade - prevent access to by barricading; "The street where the President lives is always barricaded"
asphyxiate, suffocate, stifle, choke - impair the respiration of or obstruct the air passage of; "The foul air was slowly suffocating the children"
tie up - restrain from moving or operating normally; "Traffic is tied up for miles around the bridge where the accident occurred"
dam, dam up - obstruct with, or as if with, a dam; "dam the gorges of the Yangtse River"
block out, screen - prevent from entering; "block out the strong sunlight"
earth up, land up - block with earth, as after a landslide
barricade, block, block up, blockade, block off, bar, stop - render unsuitable for passage; "block the way"; "barricade the streets"; "stop the busy road"
clog, clog up, congest, choke off, foul, back up, choke - become or cause to become obstructed; "The leaves clog our drains in the Fall"; "The water pipe is backed up"
hinder, impede - be a hindrance or obstacle to; "She is impeding the progress of our project"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Therefore, the bullet obturates and stretches the bore, creating a normal force, and friction between bullet and bore.
The feeding plate obturates the cleft and restores the separation between oral and nasal cavities.
Company engineers devised an innovative two-part polymer wad system that ensures that the slug obturates concentrically in the bore every time.