|1.||[ noun ] fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters|
|Related terms:||fastener lac|
|2.||[ verb ] make tight; secure against leakage|
"seal the windows"
|Related terms:||close reseal caulk pack waterproof sealant|
|3.||[ verb ] close with or as if with a seal|
"She sealed the letter with hot wax"
|Related terms:||unseal close sealer sealant fasten|
|4.||[ verb ] decide irrevocably|
|Related terms:||decide cachet|
|5.||[ noun ] a device incised to make an impression; used to secure a closing or to authenticate documents|
|Related terms:||device device cachet great_seal bulla signet handstamp emboss|
|6.||[ noun ] Last name, frequency rank in the U.S. is 2728|
|7.||[ noun ] the pelt or fur (especially the underfur) of a seal|
"a coat of seal"
|8.||[ verb ] hunt seals|
|9.||[ noun ] a finishing coat applied to exclude moisture|
|Related terms:||coating undercoat varnish|
|10.||[ verb ] cover with varnish|
|Related terms:||coat shellac lacquer waterproofing varnisher varnish|
|11.||[ noun ] an indication of approved or superior status|
|12.||[ verb ] affix a seal to|
"seal the letter"
|Related terms:||affix sealer|
|13.||[ noun ] (military,work) a member of a Naval Special Warfare unit who is trained for unconventional warfare|
"SEAL is an acronym for Sea Air and Land"
|Related terms:||bluejacket naval_special_warfare military|
|14.||[ noun ] a stamp affixed to a document (as to attest to its authenticity or to seal it)|
"the warrant bore the sheriff's seal"
|15.||[ noun ] fastener that provides a tight and perfect closure|
|Related terms:||fastener break_seal piston_ring washer gasket|
|16.||[ noun ] (zoology) any of numerous marine mammals that come on shore to breed; chiefly of cold regions|
|Related terms:||pinniped_mammal earless_seal eared_seal crabeater_seal|