the outer boundary of an artifact or a material layer constituting or resembling such a boundary | any of numerous marine mammals that come on shore to breed; chiefly of cold regions |
a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight | a device incised to make an impression; used to secure a closing or to authenticate documents |
a superficial aspect as opposed to the real nature of something | fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters |
information that has become public | fastener that provides a tight and perfect closure |
the extended two-dimensional outer boundary of a three-dimensional object | a finishing coat applied to exclude moisture |
the outermost level of the land or sea | an indication of approved or superior status |
| a stamp affixed to a document (as to attest to its authenticity or to seal it) |
| the pelt or fur (especially the underfur) of a seal |