Sinonim great seal

English Thesaurus

1. the principal seal of a government, symbolizing authority or sovereignty (noun.artifact)

hypernym	:	seal, stamp,
definition	:	a device incised to make an impression; used to secure a closing or to authenticate documents (noun.artifact)

instance hyponym	:	great seal of the united states,
definition	:	the seal of the United States government (noun.artifact)