islesˈman or isleˈman noun

An islander, esp an inhabitant of the Hebrides

islet /īˈlit/ noun

1. A little isle
2. Any small group of cells differing in nature and structure from surrounding cells

Isle of Wight disease noun

A disease of bees caused by a mite in the spiracles, that appeared in the Isle of Wight in 1906, and spread to other regions

islets of Langerhans /längˈər-häns/ plural noun

Groups of epithelial cells in the pancreas that secrete the hormones insulin and glucagon, discovered by Paul Langerhans, German pathologist (1847–88)