Definition of "iland"

No man is an Iland, intire of it ſelfe; every man is a peece of the Continent, a part of the maine; […]

1624, John Donne, “17. Meditation”, in Deuotions upon Emergent Occasions, and Seuerall Steps in My Sicknes: […], London: Printed by A[ugustine] M[atthews] for Thomas Iones; republished as Geoffrey Keynes, edited by John Sparrow, Devotions upon Emergent Occasions: […], Cambridge: At the University Press, 1923, page 98, lines 2–3

This vast iland seems to have been first peopled by Fins and Laplanders, whom Ihre thinks the first inhabitants of the whole.

1790, Tobias George Smollett, The Critical review, or, Annals of literature

[…] and there came against him king Marsill, that had in gift an iland of sir Galahalt the haute prince, and this iland had the name Pomitaine.

1858, Thomas Wright, La mort d'Arthure