Real Dictionary

Georgian
adjective: Georgian means belonging to or connected with Britain in the eighteenth and early nineteenth centuries, during the reigns of King George I to King George IV.

Georgian in American English
a person born or living in the country of Georgia
of the reigns of George I, II, III, and IV of England (1714-1830)
adjective: of or pertaining to the period of British history from the accession of George I in 1714 to the death of George IV in 1830, or the four kings named George who reigned successively during this period
noun: a person, esp. a writer, of either of the Georgian periods in England

Georgian in British English
adjective: of, characteristic of, or relating to any or all of the four kings who ruled Great Britain and Ireland from 1714 to 1830, or to their reigns
noun: the official language of Georgia, belonging to the South Caucasian family