seal

• Substantivo que designa um mamífero marinho com nadadeiras, ou um dispositivo ou substância usada para fechar algo de forma hermética.

A noun referring to a marine mammal with flippers, or a device or substance used to close something securely.

1. AnimalA2formal

   A large marine mammal with flippers, living in cold seas.

   Foca

   • We saw a seal basking on the rocks.
   • Seals are excellent swimmers and divers.
   • The zoo has a new exhibit featuring seals.

   Sinônimospinniped

2. Stamp or closureB1formal

   A device or mark used to close something securely or to show authenticity.

   Selo ou lacre

   • The document had an official wax seal.
   • He broke the seal on the envelope.
   • The bottle's seal was intact, ensuring freshness.

   Sinônimosbrandcachetclosureemblemfastenerhallmarkmarksignetstamptoken

3. Emblem or symbolB1formal

   A design or emblem used as a symbol of an organization or authority.

   Selo

   • The presidential seal is displayed on the podium.
   • The company's seal appears on all official contracts.
   • The university's seal is engraved on the diploma.

   Sinônimosbadgecrestdeviceembleminsigniamarkstampsymboltoken

• Verbo usado para indicar a ação de fechar ou prender algo de forma segura e hermética, ou de conferir a algo um caráter oficial ou definitivo.

A verb used to indicate the act of closing or fastening something securely, or making something official or final.

1. Close securelyB1formal

   To close or fasten something tightly so that air, water, or other substances cannot pass through.

   Lacrar

   • She sealed the envelope before mailing it.
   • The plumber sealed the pipe to prevent leaks.
   • Make sure to seal the container tightly after use.

   Sinônimoscaulkclosecorkfastenplugsecureshutstop

   Antônimosopen

2. Make final or officialB2formal

   To confirm or finalize an agreement, decision, or deal.

   Selar

   • They sealed the contract with a handshake.
   • The victory sealed their place in the finals.
   • The treaty was sealed by the signatures of both leaders.

   Sinônimoscementclinchclosecompleteconcludeconfirmratifysettlevalidate

   Antônimosbreakcancelinvalidaterescindvoid

3. Prevent escape or entryB2formal

   To block or close off an area to prevent people or things from entering or leaving.

   Lacrar

   • The police sealed off the crime scene.
   • The border was sealed during the crisis.
   • They sealed the room to contain the gas leak.

   Sinônimosbarblockcloselockobstructseal offsecureshutstop

   Antônimosopenunseal

Variantes phrasalseal inseal off