What is "inishmaan"

Inishmaan (, the official name, formerly spelled , meaning "middle island") is the middle of the three main Aran Islands in Galway Bay on the west coast of Ireland. It is part of County Galway in the province of Connacht. Inishmaan has a population of about 160, making it the smallest of the Aran Islands in terms of population. It is one of the most important strongholds of traditional Irish culture. The island is predominantly Irish-speaking, though many inhabitants have knowledge of English, and is part of the Gaeltacht.