seal

noun10

1. •
   an animal with short hair and flat feet made for swimming, at home both in the sea and on land

   • The seals in the harbor looked better than they smelled.
2. •
   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.
3. •
   A tight closure, secure against leakage.

   • Close the lid tightly to get a good seal.
4. •
   An impression of such stamp on wax, paper or other material used for sealing.
5. •
   A facsimile of an impression of such stamp that is a mark or symbol of an office or organisation.

   • The front of the podium bore the presidential seal.
6. •
   Anything that secures or authenticates.
7. •
   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.
8. •
   (figurative) Confirmation or approval, or an indication of this.

   • Her clothes always had her mom's seal of approval.
9. •
   A stamp used to impress a design on a soft substance such as wax.

   • She [Nature] carved thee for her seal, and meant thereby Thou shouldst print more, not let that copy die. — 1609
10. •
    A chakra.

verb15

1. •
   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.
2. •
   To close securely to prevent leakage.

   • I've sealed the bottle to keep the contents fresh.
3. •
   To place in a sealed container.

   • I've sealed the documents in this envelope.
4. •
   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.
5. •
   To close by means of a seal.

   • When the silicone rubber has set the plaster pieces are replaced, followed by the lid, which is sealed to the mother-mould with plaster and bandage as previously described. — 2008
6. •
   To guarantee.

   • The last-minute goal sealed United’s win.
7. •
   To prevent people or vehicles from crossing (something).

   • The border has been sealed until the fugitives are found.
8. •
   To place a seal on (a document).
9. •
   To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality.

   • to seal weights and measures
10. •
    To fry (meat) at a high temperature to retain the juices.

    • Seal the meat and continue frying until nicely browned. — 1993
11. •
    To hunt seals.

    • They're organizing a protest against sealing.
12. •
    To fix, as a piece of iron in a wall, with cement or plaster, etc.

    • Sealed to this wall by their rims were cazuelas ( earthenware bowls). — 1898
13. •
    To bind eternally as family members.

    • If a man once married desires a second helpmate […] she is sealed to him under the solemn sanction of the church. — 1852
14. •
    To form a sacred commitment.

    • Let us all strive to get ourselves sealed to redemption, seeing God doth seal those whom he will deliver in that great day; if we be not in this number, we shall not escape damnation. — 1866
15. •
    (dialect) To tie up animals (especially cattle) in their stalls.

noun1

1. •
   Ellipsis of Navy SEAL (“member of the Sea, Air, Land unit”).