river otter

noun
Updated on: 17 Nov 2017

Definition of river otter

:any of various Old and New World otters (especially genera Lutra and Lontra); especially :one (Lontra canadensis) of Alaska, Canada, and the conterminous U.S. found in aquatic environments from marine coastal regions to high mountains

Recent Examples of river otter from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'river otter.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of river otter

1801


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