The Greek adjective/noun Athēnaios means 'Athenian' — a native or citizen of Athens. It is used both adjectivally to describe things of Athens and as a noun for the Athenian people themselves. The word appears in Acts 17 during Paul's engagement with Athenian intellectual culture.
The Athēnaioi (Athenians) Luke describes in Acts 17:21 as people who 'spent their time in nothing except telling or hearing something new' — a gentle critique of the philosophical curiosity that delighted in novelty but struggled to commit to truth. Athens' intellectual culture had produced the greatest minds of antiquity, yet Paul observed a city full of idols (Acts 17:16) — human wisdom reaching upward but missing the living God. The Athenians' mixed response to Paul's message (some mocked, some believed) illustrates that intellectual sophistication neither guarantees nor prevents receptivity to the gospel. Dionysius the Areopagite and Damaris were among those who believed (Acts 17:34) — proof that God's grace penetrates even the most philosophically skeptical hearts.