seal

/siːl/

noun

1
A pinniped (Pinnipedia), particularly an earless seal (true seal) or eared seal.
“The seals in the harbor looked better than they smelled.”
2
A bearing representing a creature something like a walrus.

1
A stamp used to impress a design on a soft substance such as wax.
2
An impression of such stamp on wax, paper or other material used for sealing.
3
A design or insignia usually associated with an organization or an official role.
“The front of the podium bore the presidential seal.”
4
Anything that secures or authenticates.
5
Something which will be visibly damaged if a covering or container is opened, and which may or may not bear an official design.
“The result was declared invalid, as the seal on the meter had been broken.”
6
Confirmation or approval, or an indication of this.
“Her clothes always had her mom's seal of approval.”
7
Something designed to prevent liquids or gases from leaking through a joint.
“The canister is leaking. I think the main seal needs to be replaced.”
8
A tight closure, secure against leakage.
“Close the lid tightly to get a good seal.”
9
A chakra.

1
To place a seal on (a document).
2
To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality.
“to seal silverware”
3
To fasten (something) so that it cannot be opened without visible damage.
“The cover is sealed. If anyone tries to open it, we'll know about it.”
4
To prevent people or vehicles from crossing (something).
“The border has been sealed until the fugitives are found.”
5
To close securely to prevent leakage.
“I've sealed the bottle to keep the contents fresh.”
6
To place in a sealed container.
“I've sealed the documents in this envelope.”
7
To place a notation of one's next move in a sealed envelope to be opened after an adjournment.
“After thinking for half an hour, the champion sealed his move.”
8
To guarantee.
“The last-minute goal sealed United’s win.”
9
To fix, as a piece of iron in a wall, with cement or plaster, etc.
10
To close by means of a seal.
“to seal a drainpipe with water”
11
To confirm or set apart as a second or additional wife.