(in classical mythology) a unique bird that lived for five or six centuries in the Arabian desert, after this time burning itself on a funeral pyre and rising from the ashes with renewed youth to live through another cycle.
a person or thing regarded as uniquely remarkable in some respect.
rise like a phoenix from the ashes
emerge renewed after apparent disaster or destruction.
from Old French fenix, via Latin from Greek phoinix 'Phoenician, reddish purple, or phoenix'