A large pinniped mammal (Hydrurga leptonyx) found in the Antarctic. / A sea leopard.

A seal belonging in the Otariidae family; a fur seal or a sea lion, differing from the true seals in having small, visible ears and the ability to walk on land.

simple past tense and past participle of heat-seal

present participle of heat-seal

Alternative spelling of harbor seal

A species of true seals, Phoca vitulina.

plural of sealed beam

(technology) A type of electric lamp for producing a beam of light in which the filament is sealed inside a unit consisting of the reflector and lens so as to ensure the alignment of the beam and to protect the reflector from becoming dirty or tarnished.

A rubber or neoprene washer, sometimes metal-backed, typically placed on a fastener to prevent water from migrating into and through the fastener hole.

A finger ring with an engraved (often heraldic) seal, fit for sealing documents by pressing it in sealing wax or a similar substance