What does seal mean?

Definitions for seal

Here are all the possible meanings and translations of the word seal.

Princeton's WordNet

  1. sealing wax, seal(noun)

    fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters

  2. seal, stamp(noun)

    a device incised to make an impression; used to secure a closing or to authenticate documents

  3. seal, sealskin(noun)

    the pelt or fur (especially the underfur) of a seal

    "a coat of seal"

  4. Navy SEAL, SEAL(noun)

    a member of a Naval Special Warfare unit who is trained for unconventional warfare

    "SEAL is an acronym for Sea Air and Land"

  5. seal(noun)

    a stamp affixed to a document (as to attest to its authenticity or to seal it)

    "the warrant bore the sheriff's seal"

  6. cachet, seal, seal of approval(noun)

    an indication of approved or superior status

  7. seal(noun)

    a finishing coat applied to exclude moisture

  8. seal(noun)

    fastener that provides a tight and perfect closure

  9. seal(verb)

    any of numerous marine mammals that come on shore to breed; chiefly of cold regions

  10. seal, seal off(verb)

    make tight; secure against leakage

    "seal the windows"

  11. seal(verb)

    close with or as if with a seal

    "She sealed the letter with hot wax"

  12. seal(verb)

    decide irrevocably

    "sealing dooms"

  13. seal(verb)

    affix a seal to

    "seal the letter"

  14. varnish, seal(verb)

    cover with varnish

  15. seal(verb)

    hunt seals

Webster Dictionary

  1. Seal(noun)

    any aquatic carnivorous mammal of the families Phocidae and Otariidae

  2. Seal(noun)

    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. Seal(noun)

    wax, wafer, or other tenacious substance, set to an instrument, and impressed or stamped with a seal; as, to give a deed under hand and seal

  4. Seal(noun)

    that which seals or fastens; esp., the wax or wafer placed on a letter or other closed paper, etc., to fasten it

  5. Seal(noun)

    that which confirms, ratifies, or makes stable; that which authenticates; that which secures; assurance

  6. Seal(noun)

    an arrangement for preventing the entrance or return of gas or air into a pipe, by which the open end of the pipe dips beneath the surface of water or other liquid, or a deep bend or sag in the pipe is filled with the liquid; a draintrap

  7. Seal(verb)

    to set or affix a seal to; hence, to authenticate; to confirm; to ratify; to establish; as, to seal a deed

  8. Seal(verb)

    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

  9. Seal(verb)

    to fasten with a seal; to attach together with a wafer, wax, or other substance causing adhesion; as, to seal a letter

  10. Seal(verb)

    hence, to shut close; to keep close; to make fast; to keep secure or secret

  11. Seal(verb)

    to fix, as a piece of iron in a wall, with cement, plaster, or the like

  12. Seal(verb)

    to close by means of a seal; as, to seal a drainpipe with water. See 2d Seal, 5

  13. Seal(verb)

    among the Mormons, to confirm or set apart as a second or additional wife

  14. Seal(verb)

    to affix one's seal, or a seal

  15. Origin: [OE. selen; cf. OF. seeler, seieler, F. sceller, LL. sigillare. See Seal a stamp.]


  1. SEAL

    In cryptography, SEAL is a very fast stream cipher optimised for machines with a 32-bit word size and plenty of RAM. SEAL is actually a pseudorandom function family in that it can easily generate arbitrary portions of the keystream without having to start from the beginning. This makes it particularly well suited for applications like encrypting hard drives. The first version was published by Phillip Rogaway and Don Coppersmith in 1994. The current version, published in 1997, is 3.0. SEAL, covered by two patents in the United States, both of which are assigned to IBM.

Chambers 20th Century Dictionary

  1. Seal

    sēl, n. an engraved stamp for impressing the wax which closes a letter, &c.: the wax or other substance so impressed: that which makes fast or secure: that which authenticates or ratifies: assurance: the water left standing in the trap of a drain or sewer, preventing the upward flow of gas: the sigil or signature of a plant, &c., in medieval medicine: the sign of the cross, baptism, confirmation, the ineffaceable character supposed to be left on the soul by some sacraments.—v.t. to fasten with a seal: to set a seal to: to mark with a stamp: to make fast: to confirm: to keep secure: to close the chinks of: to secure against an escape of air or gas by means of a dip-pipe: to accept: to sign with the cross, to baptise or confirm.—adj. Sealed, certified by a seal: inaccessible.—ns. Seal′-engrav′ing, the art of engraving seals; Seal′er, one who seals: an inspector of stamps; Seal′ing, confirmation by a seal; Seal′ing-day (Shak.), a day for sealing anything; Seal′ing-wax, wax for sealing letters, &c.—also Seal′-wax; Seal′-pipe, a dip-pipe; Seal′-press, a stamp bearing dies for embossing any device upon paper or lead; Seal′-ring (Shak.), a signet-ring; Seal′-wort, Solomon's seal.—Seal of the fisherman, the papal privy seal impressed on wax, representing St Peter fishing.—Great seal, the state seal of the United Kingdom; Leaden seal, a disc of lead pierced with two holes through which are passed the ends of a twisted wire; Privy Seal, the seal appended to grants, and in Scotland authenticating royal grants of personal rights; Set one's seal to, to give one's authority or assent to; Under seal, authenticated. [O. Fr. seel—L. sigillum, dim. of signum, a mark.]

  2. Seal

    sēl, n. the name commonly applied to all the Pinnipedia except the morse or walrus—carnivorous mammals adapted to a marine existence; the two great families are Phocidæ (without external ears) and Otariidæ (having distinct though small external ears): (her.) a bearing representing a creature something like a walrus.—v.t. to hunt seals.—ns. Seal′-bird, the slender-billed shear-water; Seal′er, a man or a ship engaged in the seal-fishery; Seal′ery, a seal-fishing station: seal-fishery; Seal′-flow′er, the bleeding heart; Seal′ing, Seal′-fish′ing, the act of catching seals; Seal′-rock′ery, a place where many seals breed; Seal′skin, the prepared fur of the fur-seal used for women's jackets, a garment made of this.—Sealskin cloth, a cloth made of mohair with a nap, and dyed to resemble the fur of the seal. [A.S. seolh; Ice. selr, Sw. själ.]

Dictionary of Nautical Terms

  1. seal

    [from the Anglo-Saxon seolh]. The well-known marine piscivorous animal.

Editors Contribution

  1. seal

    An aquatic animal created in a variety of species.

    Some people love to go seal watching on the coasts of some countries.

    Submitted by MaryC on April 12, 2016  

Suggested Resources

  1. seal

    Song lyrics by seal -- Explore a large variety of song lyrics performed by seal on the Lyrics.com website.

  2. SEAL

    What does SEAL stand for? -- Explore the various meanings for the SEAL acronym on the Abbreviations.com website.

British National Corpus

  1. Nouns Frequency

    Rank popularity for the word 'seal' in Nouns Frequency: #2288

  2. Verbs Frequency

    Rank popularity for the word 'seal' in Verbs Frequency: #875

Anagrams for seal »

  1. Elsa

  2. sale, Sale

  3. ales

  4. lase

  5. leas

  6. ELAS

How to pronounce seal?

  1. Alex
    US English

How to say seal in sign language?

  1. seal


  1. Chaldean Numerology

    The numerical value of seal in Chaldean Numerology is: 3

  2. Pythagorean Numerology

    The numerical value of seal in Pythagorean Numerology is: 1

Examples of seal in a Sentence

  1. Karen Myers:

    It's like a seal of approval.

  2. Karen Myers:

    It’s like a seal of approval.

  3. Marco Rubio:

    Who knows -- that might be the night we seal the nomination.

  4. Peter Cardillo:

    A strong jobs report will probably seal a December rate hike.

  5. Jessica Wu:

    Your cuticles help seal the nail and keep out bacteria and fungus.

Images & Illustrations of seal

  1. sealsealsealsealseal

Popularity rank by frequency of use


Translations for seal

From our Multilingual Translation Dictionary

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"seal." Definitions.net. STANDS4 LLC, 2020. Web. 17 Jan. 2020. <https://www.definitions.net/definition/seal>.

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