Utopia
Concise Oxford English Dictionary © 2008 Oxford University Press:
Utopia /juːˈtəʊpɪə/
▶noun an imagined perfect place or state of things.
– origin the title of a book (1516) by Sir Thomas More, based on Gk ou ‘not’ + topos ‘place’.
'Utopia' also found in these Oxford entries:

