Simple Definition of peninsula
: a piece of land that is almost entirely surrounded by water and is attached to a larger land area
Full Definition of peninsula
: a portion of land nearly surrounded by water and connected with a larger body by an isthmus; also : a piece of land jutting out into the water whether with or without a well-defined isthmus
Examples of peninsula in a sentence
They built their house on a narrow peninsula.
<the peninsula is constantly buffeted by storms>
Origin of peninsula
Latin paeninsula, from paene almost + insula island
First Known Use: 1538
PENINSULA Defined for Kids
Definition of peninsula for Students
: a piece of land extending out into a body of water
Seen and Heard
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