sea otter

noun

: a rare marine otter (Enhydra lutris) of the northern Pacific coasts that may attain a length of six feet (two meters), is chiefly brown but with lighter coloration on the back of the head and neck, and feeds largely on shellfish

Examples of sea otter in a Sentence

Recent Examples on the Web

The aquarium met and surpassed its goal to raise the funds for its sea otter conservation program in less than eight hours, averaging about $100,000 in sales every 15 minutes, MacDonald said. —Emma Burleigh, Fortune, 18 Oct. 2025

The vintage design is rounded out with the sea otter's scientific name printed near the top. —Rachel Raposas, PEOPLE, 17 Oct. 2025

The Monterey Bay Aquarium has rescued, raised and released more than 1,000 sea otters since the 1980s. —Renan Botelho, Footwear News, 16 Oct. 2025

In the August 13 episode, the two were discussing with Kelce’s brother and co-host Jason Kelce, how Travis had a goal in life of rescuing and befriending a sea otter. —Carolyn Burt, Oc Register, 16 Oct. 2025

Word History

First Known Use

1664, in the meaning defined above

Rhymes for sea otter

• backwater
• bathwater
• blackwater
• breakwater
• deepwater
• edgewater
• feedwater
• floodwater
• freshwater
• granddaughter
• groundwater
• headwater

Kids Definition

sea otter

noun

: a large marine otter of northern Pacific coasts that feeds mostly on shellfish (as clams, crabs, and sea urchins) and can grow to nearly six feet (two meters) in length