What does islet mean?
An islet is a small island, often one separated from a larger island or continental coast by a narrow stretch of water. The word is especially useful when size matters: an islet can function as a landing place, a refuge, a site for a lighthouse, or a distinctive feature in a maritime landscape. Although “small island” can be used more generally, “islet” has a somewhat more literary and precise tone. It is commonly found in descriptions of coasts, bays, reefs, and archipelagos, where the small scale of a landform helps distinguish it from a major island. The term also appears in formal place names, including names for tiny offshore rocks or islands. Its derivation reflects this emphasis on scale: the word comes through French from a diminutive form meaning “little island.”
nounA small island, especially one that is isolated from a larger landmass or surrounded by relatively little water.
- A small island, especially one that is isolated from a larger landmass or surrounded by relatively little water.
"The boat landed on a tiny islet just beyond the main shoreline."
"The boat landed on a tiny islet just beyond the main shoreline."
"A lighthouse stands on a rocky islet in the bay."
The regular plural is “islets,” used for multiple small islands.
"The archipelago consists of several rocky islets."
Tiny by nature, formal by name: “islet” is a diminutive of “isle.”
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does islet come from?
English borrowed the word from French islet, a diminutive of isle meaning “small island.” The French word ultimately derives from Latin insula, the source of related words such as isle, island, insular, and insulate. Their meanings and historical developments differ, but all are connected to the Latin word for an island.
How islet is actually used
The word is relatively uncommon and tends to occur in geographical, descriptive, or literary contexts. It is more specific and less usual than the broader terms “isle” or “island.”
Easily confused with islet
An isle is an island generally, while an islet specifically denotes a small island.