Panhellenism
Concise Oxford English Dictionary © 2008 Oxford University Press:
Panhellenism /ˌpanˈhɛlənɪzm, -hɛˈliː-/
▶noun the principle or advocacy of the political union of all Greeks.
– derivatives
Panhellenic adjective.
Panhellenic adjective.
'Panhellenism' also found in these Oxford entries:

