Other forms: peninsulas
A peninsula is land surrounded by water on three sides, joined to the mainland. The Iberian peninsula, a rocky peninsula, out on the peninsula.
The Latin says it exactly — paene insula, almost an island — and that is the whole definition. Being nearly surrounded by sea gives a mild climate and a long coast to defend, which has shaped the history of Italy, Greece and Korea alike.
1nounpeninsulaLand surrounded by water on three sides.
“Italy is a long peninsula stretching into the Mediterranean.”
peninsula is a landform.
Latin paeninsula is paene, almost, plus insula, an island. The word describes the shape precisely.
Latin
paenīnsula
English, today
peninsula
Built from
Borrowed from Latin paenīnsula, from paene (“almost”), and īnsula (“island”).
Etymology from Wiktionary, CC BY-SA