Definition of Seal

1. Noun. Fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters.

Exact synonyms: Sealing Wax
Generic synonyms: Fastener, Fastening, Fixing, Holdfast
Terms within: Lac

2. Verb. Make tight; secure against leakage. "They want to seal the doors"; "Seal the windows"
Exact synonyms: Seal Off
Generic synonyms: Close, Shut
Specialized synonyms: Reseal, Waterproof, Calk, Caulk, Pack
Derivative terms: Sealant, Sealer

3. Noun. A device incised to make an impression; used to secure a closing or to authenticate documents.
Exact synonyms: Stamp
Specialized synonyms: Bulla, Cachet, Great Seal, Handstamp, Rubber Stamp, Signet
Generic synonyms: Device
Derivative terms: Stamp

4. Verb. Close with or as if with a seal. "She sealed the letter with hot wax"
Entails: Fasten, Fix, Secure
Related verbs: Seal Off
Generic synonyms: Close, Fill Up
Derivative terms: Sealant, Sealer
Antonyms: Unseal

5. Noun. The pelt or fur (especially the underfur) of a seal. "A coat of seal"
Exact synonyms: Sealskin
Generic synonyms: Fur, Pelt

6. Verb. Decide irrevocably. "Sealing dooms"
Generic synonyms: Decide, Determine, Make Up One's Mind

7. Noun. A member of a Naval Special Warfare unit who is trained for unconventional warfare. "SEAL is an acronym for Sea Air and Land"
Exact synonyms: Navy Seal
Group relationships: Naval Special Warfare, Nsw
Category relationships: Armed Forces, Armed Services, Military, Military Machine, War Machine
Generic synonyms: Bluejacket, Navy Man, Sailor, Sailor Boy

8. Verb. Affix a seal to. "Seal the letter"
Generic synonyms: Affix, Stick On
Derivative terms: Sealer

9. Noun. A stamp affixed to a document (as to attest to its authenticity or to seal it). "The warrant bore the sheriff's seal"
Generic synonyms: Impression, Stamp

10. Verb. Cover with varnish.
Exact synonyms: Varnish
Generic synonyms: Coat, Surface
Specialized synonyms: Shellac, Shellack
Derivative terms: Sealant, Sealer, Sealing, Varnish, Varnisher

11. Noun. An indication of approved or superior status.
Exact synonyms: Cachet, Seal Of Approval
Generic synonyms: Accolade, Award, Honor, Honour, Laurels

12. Verb. Hunt seals. "In the summer they like to go out and seal"
Generic synonyms: Hunt, Hunt Down, Run, Track Down

13. Noun. A finishing coat applied to exclude moisture.
Generic synonyms: Coat, Coating
Specialized synonyms: Undercoat, Underseal

14. Noun. Fastener that provides a tight and perfect closure.
Specialized synonyms: Break Seal, Gasket, Piston Ring, Washer
Generic synonyms: Fastener, Fastening, Fixing, Holdfast

15. Noun. Any of numerous marine mammals that come on shore to breed; chiefly of cold regions.

Definition of Seal

1. n. Any aquatic carnivorous mammal of the families Phocidæ and Otariidæ.

2. n. An engraved or inscribed stamp, used for marking an impression in wax or other soft substance, to be attached to a document, or otherwise used by way of authentication or security.

3. v. t. To set or affix a seal to; hence, to authenticate; to confirm; to ratify; to establish; as, to seal a deed.

4. v. i. To affix one's seal, or a seal.

Definition of Seal

1. Acronym. Sea, Air, Land (used as a name of a military unit) ¹

2. Acronym. A member of the Navy SEALs. ¹

3. Noun. A pinniped, particularly an earless seal (true seal) or eared seal. ¹

4. Verb. (intransitive) To hunt seals ¹

5. Noun. A stamp used to impress a design on a soft substance such as wax. ¹

6. Noun. An impression of a stamp on wax or paper. ¹

7. Noun. A design or ensignia usually associated with an organization or an official role. ¹

8. Noun. Anything that secures or authenticates. ¹

9. Noun. Something which will be visibly damaged if a covering or container is opened, and which may or may not bear an official design. ¹

10. Noun. Confirmation or an indication of confirmation. ¹

11. Noun. Something designed to prevent liquids or gases from leaking through a joint. ¹

12. Noun. A tight closure, secure against leakage. ¹

13. Noun. A chakra. ¹

14. Verb. (transitive) To place a seal on (a document). ¹

15. Verb. (transitive) To fasten (something) so that it cannot be opened without visible damage. ¹

16. Verb. (transitive) To prevent people or vehicles from crossing (something). ¹

17. Verb. (transitive) To close securely to prevent leakage. ¹

18. Verb. (transitive) To place in a sealed container. ¹

19. Verb. (transitive chess) To place a notation of one's next move in a sealed envelope to be opened after an adjournment. ¹

20. Verb. (transitive) To guarantee ¹

21. Verb. (context: dialectal) To tie up animals (especially cattle) in their stalls. ¹

¹ Source: wiktionary.com

Definition of Seal

1. to close or make secure against access, leakage, or passage [v -ED, -ING, -S] : SEALABLE [adj]

Medical Definition of Seal

1. 1. To set or affix a seal to; hence, to authenticate; to confirm; to ratify; to establish; as, to seal a deed. "And with my hand I seal my true heart's love." (Shak) 2. To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality; as, to seal weights and measures; to seal silverware. 3. To fasten with a seal; to attach together with a wafer, wax, or other substance causing adhesion; as, to seal a letter. 4. Hence, to shut close; to keep close; to make fast; to keep secure or secret. "Seal up your lips, and give no words but "mum"." (Shak) 5. To fix, as a piece of iron in a wall, with cement, plaster, or the like. 6. To close by means of a seal; as, to seal a drainpipe with water. See Seal. 7. Among the Mormons, to confirm or set apart as a second or additional wife. "If a man once married desires a second helpmate . . . She is sealed to him under the solemn sanction of the church." (H. Stansbury) Origin: OE. Selen; cf. OF. Seeler, seieler, F. Sceller, LL. Sigillare. See Seal a stamp. Any aquatic carnivorous mammal of the families Phocidae and Otariidae. Seals inhabit seacoasts, and are found principally in the higher latitudes of both hemispheres. There are numerous species, bearing such popular names as sea lion, sea leopard, sea bear, or ursine seal, fur seal, and sea elephant. The bearded seal (Erignathus barbatus), the hooded seal (Cystophora crustata), and the ringed seal (Phoca foetida), are northern species. See also Eared seal, Harp seal, and Fur seal, under Eared, Harp, Monk, and Fur. Seals are much hunted for their skins and fur, and also for their oil, which in some species is very abundant. Harbor seal, the common seal (Phoca vitulina). It inhabits both the North Atlantic and the North Pacific Ocean, and often ascends rivers. Synonym: marbled seal, native seal, river seal, bay seal, land seal, sea calf, sea cat, sea dog, dotard, ranger, selchie, tangfish. Origin: OE. Sele, AS. Seolh; akin to OHG. Selah, Dan. Sael, Sw. Sjal, Icel. Selr. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Seal

seahorse
seahorses
seahound
seahounds
seahs
seajack
seajacked
seajacker
seajackers
seajacking
seajackings
seak
seakale
seakales
seakeeping
seal (current term)
seal'd
seal-fin deformity
seal bomb
seal dribble
seal finger
seal fingers
seal in
seal limbs
seal of approval
seal off
seal oil
seal point
seal ring
seal script

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