An isle, also known as an island, is a piece of land surrounded by water. It is smaller than a continent and larger than a rock. It can either be located in a river, lake, or ocean. Some examples of isles are Aruba, Bonaire, and Curaçao.
Note: The provided meaning of the answer is for the latest New York Times crossword puzzle clue: Key that might be part of a chain. Explanations are generated by AI and may be inaccurate.