plural of sealed system

Any device with inner workings obscured.

A pinniped (Pinnipedia), particularly an earless seal (true seal) or eared seal. / (heraldry) A bearing representing a creature something like a walrus.

(intransitive) To hunt seals.

A stamp used to impress a design on a soft substance such as wax. / An impression of such stamp on wax, paper or other material used for sealing.

(transitive) To place a seal on (a document). / To mark with a stamp, as an evidence of standard exactness, legal size, or merchantable quality.

(dialectal) To tie up animals (especially cattle) in their stalls.

Any of several white, often dark backed birds of the family Laridae having long pointed wings and short legs. / (orthography) The symbol ̼, which combines under a letter as a sort of accent.

(Britain, Australia, New Zealand, rugby slang, of a forward) To run in the back line rather than concentrate on primary positional duties in open play.

(transitive) To search again; to re-examine.