seal

1
[ seel ]
/ sil /

noun

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.

Idioms

    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

1
1175–1225; (noun) Middle English seel, seil(e), seale mark on a document, token < Old French seel (French sceau) < Late Latin *sigellum, Latin sigillum, diminutive of signum sign; replacing Middle English seil, Old English (in)segel seal < Late Latin, as above; (v.) sealen, seilen < Old French seeler, seieler, derivative of seel

Related forms

seal·a·ble, adjectivere·seal·a·ble, adjective

Can be confused

ceiling sealing

Definition for seal (2 of 4)

seal

2
[ seel ]
/ sil /

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

verb (used without object)

to hunt, kill, or capture seals.

Origin of seal

2
before 900; Middle English sele, Old English seolh; cognate with Old Norse selr

Related forms

seal·like, adjective

Definition for seal (3 of 4)

seal

3
[ seel ]
/ sil /

verb (used with object) Falconry.

Definition for seal (4 of 4)

SEAL

[ seel ]
/ sil /

noun

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. 2019

Examples from the Web for seal

British Dictionary definitions for seal (1 of 2)

seal

1
/ (siːl) /

noun

verb (tr)

Derived Forms

sealable, adjective

Word Origin for seal

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

British Dictionary definitions for seal (2 of 2)

seal

2
/ (siːl) /

noun

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)
sealskin

verb

(intr) to hunt for seals

Derived Forms

seal-like, adjective

Word Origin for seal

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

Science definitions for seal

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

seal


In addition to the idioms beginning with seal

  • seal of approval
  • seal off
  • seal one's fate

also see:

  • lips are sealed
  • set one's seal on
  • signed, sealed and delivered
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.