·noun A native or inhabitant of Miletus.
II. Milesian ·noun A native or inhabitant of Ireland.
III. Milesian ·adj Of or pertaining to Miletus, a city of Asia Minor, or to its inhabitants.
IV. Milesian ·adj Descended from King Milesius of Spain, whose two sons are said to have conquered Ireland about 1300 ·b.c.; or pertaining to the descendants of King Milesius; hence, Irish.