Liddell–Scott–Jones: Ἀχαιός

Ἀχαιός,ά,όν,

A. Achaean,

Hom. , etc.: hence asSubst.,

1. Ἀχαιοί,οἱ, the Achaeans,in Hom. for theGreeksgenerally, Il. 2.235 , etc.

2. Ἀχαί̈α,ἡ,Achaiain Peloponnese, Th. , etc.; under the Romans,the prouince of Greece.