• synonyms

sea otter

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  1. a marine otter, Enhydra lutris, of the shores of the northern Pacific, with a very valuable fur: now greatly reduced in number and rare in many areas.

Origin of sea otter

First recorded in 1655–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for sea otter

Historical Examples

  • There is also a kind of otter which lives in the sea, and is called the sea-otter.

    The Animal World, A Book of Natural History

    Theodore Wood

  • For many years Belkoffski was the centre of the sea-otter trade.


    Ella Higginson

  • They will soon be as rare as the sea-otter, which vanished for the same shameless reasons.


    Ella Higginson

  • The sea-otter resides only on the sea-coast or in the neighborhood of the salt water.

    Oregon and Eldorado

    Thomas Bulfinch

  • For ten days no food was tasted but soup made from sea-otter skins.

British Dictionary definitions for sea otter

sea otter

  1. a large marine otter, Enhydra lutris, of N Pacific coasts, formerly hunted for its thick dark brown fur
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012