Synonyms of seal in English:

seal


See US English definition of seal

See UK English definition of SEAL

See Spanish definition of sello

noun

1‘the seal round the bath has come unstuck’

SYNONYMS
sealant, sealer, adhesive

2‘the king put his seal on the letter’

SYNONYMS
emblem, symbol, insignia, device, badge, crest, coat of arms, token, mark, monogram, stamp

3‘the Energy Minister gave his seal of approval to the project’

SYNONYMS
ratification, assurance, attestation, confirmation, guarantee, authentication, warrant, warranty
charter, licence, imprimatur, validation
blessing, stamp of approval, approval, consent, agreement, permission, sanction, authority, endorsement, clearance, approbation

verb

1‘he read the letter and sealed the envelope’

SYNONYMS
fasten, secure, shut, close up, lock, bolt, board up

2‘seal each bottle while it is hot’

SYNONYMS
stop up, seal up, make airtight, make watertight, close, shut, cork, stopper, stop, plug, block, block up, bung up, clog, clog up, choke, occlude, fill

3‘police sealed off the High Street’

SYNONYMS
close off, shut off, cordon off, fence off, form a ring around, put a cordon sanitaire round, isolate, quarantine, segregate

4‘he held out his hand to seal the bargain’

SYNONYMS
clinch, secure, settle, conclude, complete, establish
set the seal on, cap, wind up, close
informal sew up

Phrases

    set the seal on

    ‘parliament assembled at York to set the seal on the royalist victory’


    SYNONYMS
    endorse, confirm, guarantee, ratify, validate
    authorize, certify, warrant, authenticate, seal, put the seal on, cap, clinch, wind up, close
    informal sew up