- a small amount of water held by a trap to exclude foul gases from a sewer or the like.
- the depth of the part of the water that actually excludes the gases.
- to close hermetically: to seal off a jar.
- to block (an entrance, area, etc.) completely so as to prevent escape or entrance: The police sealed off the area after the bomb threat was received.
Idioms about seal
Origin of seal1
OTHER WORDS FROM sealseal·a·ble, adjectivere·seal·a·ble, adjective
WORDS THAT MAY BE CONFUSED WITH sealceiling, sealing
Words nearby seal
Other definitions for seal (2 of 4)
Origin of seal2
OTHER WORDS FROM sealseallike, adjective
Other definitions for seal (3 of 4)
Other definitions for seal (4 of 4)
Origin of SEAL
How to use seal in a sentence
If you want to take things further, you can sew a zipper to the open side of the sack to seal it up.
Recently, the S&P Dow Jones Indices announced that the company would join the Dow Jones Industrial Average, replacing industrial stalwart Exxon—a sort of seal of approval that puts Salesforce in lofty company.Salesforce shares soar 13% on strong growth despite the pandemic|jonathanvanian2015|August 25, 2020|Fortune
Lids or seals are generally required, but some states say drinks also need to be transported in the trunk.Number of states allowing to-go cocktails has surged from 2 to 33 during coronavirus|Lee Clifford|August 24, 2020|Fortune
Some snails survive the trip through fish and birds by sealing their shells and waiting it out.Water beetles can live on after being eaten and excreted by a frog|Jonathan Lambert|August 3, 2020|Science News
The suit consists of a pair of overalls with built-in shoes and a seal around the waist.What will astronauts need to survive the dangerous journey to Mars?|Maria Temming|July 15, 2020|Science News
Fellow SEAL Matt Bissonnette also claims to have shot bin Laden.Exclusive: Bin Laden ‘Shooter’ Under Investigation for Leaking Secrets|Shane Harris|December 23, 2014|DAILY BEAST
Vreeland believes that in the end, his grandmother put her subtle seal of approval on his lifestyle.
Simultaneously, a brigade of mercenaries and Congolese soldiers would seal off the city and expel the guerrillas.‘Argo’ in the Congo: The Ghosts of the Stanleyville Hostage Crisis|Nina Strochlic|November 23, 2014|DAILY BEAST
Now the lead breacher explained how he cut through the steel doors bin Laden used to seal himself into the compound at night.
The father had known tragedy with the death of his son, the former SEAL, when he was just 51.For Next AG, Obama Picks a Quiet Fighter With a Heavy Punch|Michael Daly|November 8, 2014|DAILY BEAST
In truth, it was so intently engaged with a sleeping seal that it had not observed the approach of the sledge.The Giant of the North|R.M. Ballantyne
With this I will end this letter, leaving it in this state until it is time to seal it, in case anything should occur to be added.
On breaking the seal, a letter at the top of a bundle of papers presented itself.The Pastor's Fire-side Vol. 3 of 4|Jane Porter
Richard Cromwell's parliament dissolved by commission under the great seal, at the instance of Desborough.The Every Day Book of History and Chronology|Joel Munsell
Go, young man, and tell the tree to come hither, and the tree will obey you when you show it my seal.
British Dictionary definitions for seal (1 of 2)
- to mark with one's sign or seal
- to endorse
Derived forms of sealsealable, adjective
Word Origin for seal
British Dictionary definitions for seal (2 of 2)
Derived forms of sealseal-like, adjective
Word Origin for seal
Scientific definitions for seal
Other Idioms and Phrases with seal
In addition to the idioms beginning with seal
- seal of approval
- seal off
- seal one's fate
- lips are sealed
- set one's seal on
- signed, sealed and delivered