[ seel ]
/ sil /
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verb (used with object)

Verb Phrases

seal off,
  1. to close hermetically: to seal off a jar.
  2. 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.



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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Idioms for seal

    set one's seal to, to give one's approval to; authorize; endorse: Both families have set their seal to the marriage.

Origin of seal

First recorded in 1250–1300; Middle English noun sel(e), selle, seal(e) “an identifying impressed mark on a document,” from Old French seel, seal(e), seil (French sceau ), from unattested Vulgar Latin sigellum, segellum, from Latin sigillum “statuette, flgure on a signet ring,” diminutive of signum “an identifying mark written, impressed, or affixed; point, impression”; verb sele(n), seale(n), seil(en), from Old French seeler, sealer, seieler, derivative of seel; see also sign
seal·a·ble, adjectivere·seal·a·ble, adjective
ceiling, sealing

Definition for seal (2 of 4)

[ seel ]
/ sil /

noun, plural seals, (especially collectively for 1) seal.

verb (used without object)

to hunt, kill, or capture seals.

Origin of seal

First recorded before 900; Middle English sel(e), cel(e), zel(e), Old English seolh; cognate with Old Norse selr, Old High German selah
seallike, adjective

Definition for seal (3 of 4)

[ seel ]
/ sil /

verb (used with object) Falconry.

Definition for seal (4 of 4)

[ seel ]
/ sil /


a member of the U.S. Navy’s special operations forces.

Origin of SEAL

se(a) a(ir) l(and) (team)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for seal (1 of 2)

/ (siːl) /


verb (tr)

sealable, adjective
C13 seel, from Old French, from Latin sigillum little figure, from signum a sign

British Dictionary definitions for seal (2 of 2)

/ (siːl) /


any pinniped mammal of the families Otariidae (eared seals) and Phocidae (earless seals) that are aquatic but come on shore to breedSee eared seal, earless seal Related adjectives: otarid, phocine
any earless seal (family Phocidae), esp the common or harbour seal or the grey seal (Halichoerus grypus)


(intr) to hunt for seals
seal-like, adjective
Old English seolh; related to Old Norse selr, Old High German selah, Old Irish selige tortoise
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for seal

[ sēl ]

Any of various aquatic carnivorous mammals of the families Phocidae and Otariidae, having a sleek, torpedo-shaped body and limbs that are modified into paddlelike flippers. Seals live chiefly in the Northern Hemisphere and, like walruses, are pinnipeds.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Idioms and Phrases with seal


The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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