island Definition

island
noun

1. A piece of land, smaller than a continent, which is completely surrounded by water, eg Britain, Cyprus, Greenland, etc.

Thesaurus: isle, islet, archipelago, key, bar.
2. Anything which is like an island, especially in being isolated or detached.

Thesaurus: retreat, sanctuary, haven, refuge.
3. A small raised traffic-free area in the middle of a street on which people may stand when crossing the road.

Form: traffic island (in full)
4. anatomy.
A group of cells or a region of tissue detached and clearly differing from surrounding cells or tissues.

Etymology: Anglo-Saxon iegland, with spelling influenced by isle.