airtight

[ air-tahyt ]

/ ˈɛərˌtaɪt /

SEE MORE SYNONYMS FOR airtight ON THESAURUS.COM

adjective

preventing the entrance or escape of air or gas.

having no weak points or openings of which an opponent may take advantage: an airtight contract.

Nearby words

airspeed, airspeed indicator, airstream, airstrip, airt, airtight, airtightly, airtime, airtsy-mairtsy, airwash, airwaves

Origin of airtight

First recorded in 1750–60; air¹ + tight

Related formsair·tight·ly, adverbair·tight·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for airtight

But good luck convincing other countries that the case against North Korea is airtight.
Cyberwar on North Korea Could Be Illegal|Shane Harris|December 23, 2014|DAILY BEAST
But the mystery unfolds over an airtight 22 minutes, not a laborious 8.5 hours.
Why ‘Arrested Development’s’ Fourth Season Is a Bust: Contracts and More|Marlow Stern|May 28, 2013|DAILY BEAST
As a reporter for nearly 40 years, I know an airtight story when I see one.
Philly Sportswriter Bill Conlin's Shame: Accused of Child Molestation|Buzz Bissinger|December 22, 2011|DAILY BEAST
Refrigerate in an airtight container; will keep for up to one month.
Lights, Camera, Cocktails|Brody Brown|August 5, 2011|DAILY BEAST

Place all ingredients in an airtight container and allow 12 to 24 hours for the infusion process.
Film-Inspired Cocktails: Sucker Punch|Brody Brown|March 26, 2011|DAILY BEAST
Most canoes have airtight compartments fore and aft—that is, at both ends—and the boat itself is then a good life-preserver.
Boat-Building and Boating|Daniel Carter Beard
Phillips carefully closed the airtight hatch as they left, then followed the others in search of the galley.
This World Must Die!|Horace Brown Fyfe
The bodies had been walled in well enough, but those walls were not airtight.
The Iron Ration|George Abel Schreiner
It was not airtight, but there would probably be no further investigation.
The Perfectionists|Arnold Castle
Airtight doors slammed throughout the wounded vessel, and I drove her to the attack again, hard.
The Peacemaker|Alfred Coppel

British Dictionary definitions for airtight

airtight

/ (ˈɛəˌtaɪt) /

adjective

not permitting the passage of air either in or out

having no weak points; rigid or unassailablethis categorization is hardly airtight

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 airtight

airtight

adj.

also air-tight, "impervious to air," 1760, from air (n.1) + tight. Figurative sense of "incontrovertible" (of arguments, alabis, etc.) is from 1929.

airtight

adjective

RELATED WORDS

Nearby words

Origin of airtight

Examples from the Web for airtight

British Dictionary definitions for airtight

airtight

adjective

Word Origin and History for airtight

airtight