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• Ionian
  Ionian

  adjective

  of or relating to Ionia.
• ionian
  ionian

  noun

  a member of a Hellenic people who settled in Attica in about 1100 _bc and later colonized the islands and E coast of the Aegean Sea

Ionian

American  

[ahy-oh-nee-uhn] / aɪˈoʊ ni ən /

adjective

1. of or relating to Ionia.

2. of or relating to the branch of the Greek people named from Ion, their legendary founder.

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noun

1. a member of one of the four main divisions of the prehistoric Greeks who invaded the Greek mainland and, after the Dorian invasions, emigrated to the Aegean islands and the coast of Asia Minor.

2. an Ionian Greek.

ionian British  

/ aɪˈəʊnɪən /

noun

1. a member of a Hellenic people who settled in Attica in about 1100 _bc and later colonized the islands and E coast of the Aegean Sea

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adjective

1. of or relating to this people or their dialect of Ancient Greek; Ionic

2. of or relating to Ionia

3. music relating to or denoting an authentic mode represented by the ascending natural diatonic scale from C to C and forming the basis of the modern major key See also Hypo-

Etymology

Origin of Ionian

First recorded in 1555–65; Ioni(a) + -an

Example Sentences

See Examples For:

Ionian

A new fire broke out late Saturday on the Ionian Sea island of Cephalonia.

From Barron's ● Aug. 2, 2026

The Four Seasons Yacht I, which runs routes sailing the Greek Isles, the Ionian and Dalmatian coasts and the Istrian Riviera, starts at $31,000 per double occupancy standard suite for seven nights.

From The Wall Street Journal ● Jun. 12, 2026

The Greek military is examining a mysterious unmanned naval drone spotted in the Ionian Sea by local fishermen.

From BBC ● May 8, 2026

Turkey, meanwhile, criticized a Greek plan unveiled last month for “marine parks” in parts of the Ionian and Aegean Seas.

From Seattle Times ● May 13, 2024

This hint, this whiff, of the existence of atoms was carried much further by a man named Democritus, who came from the Ionian colony of Abdera in northern Greece.

From "Cosmos" by Carl Sagan