Achaean
1 of 2adjective
Achae·an ə-ˈkē-ən 
variants or Achaian
ə-ˈkī-ən
-ˈkā-ən
: of, relating to, or characteristic of Achaea
broadly : of or relating to Greece
Achaean
2 of 2noun
variants or Achaian
: a native or inhabitant of Achaea
broadly : greek
Word History
Etymology
Adjective
Achaea, Achaia, ancient region of the Peloponnesus, Greece (borrowed from Latin & Greek; Latin Achāia, borrowed from Greek Achaḯa) + -an entry 2
Noun
Achaea, Achaia, ancient region of the Peloponnesus, Greece + -an entry 1 — more at achaean entry 1
First Known Use
Adjective
1567, in the meaning defined above
Noun
1607, in the meaning defined above