: any of various largely aquatic carnivorous mammals (such as genus Lutra or Enhydra) of the weasel family that usually have webbed and clawed feet and dark brown fur
2
: the fur or pelt of an otter
Illustration of otter
otter 1
Examples of otter in a Sentence
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There’s a large theater space, believed to be designed in the hopes of Disneyland becoming a television production locale, and a significant plot dedicated to a river with surrounding attractions — the map calls for a space for otters, as well as a swamp area.—Todd Martens, Los Angeles Times, 13 May 2025 From a group of playful otters vying over a fresh fish to weeping plum trees glistening in the rain, the winners of a National Geographic contest open to amateur photographers have captured the diversity and beauty of Earth.—Saman Shafiq, USA Today, 1 May 2025 About 30 mammals — including whales, dolphins, dugongs, seals, walruses, otters, and beavers — started on land, before venturing into water even part time.—Paul Smaglik, Discover Magazine, 28 Apr. 2025 Stroll along the shore to the Hole-in-the-Wall sea arch and watch for bald eagles, sea lions, otters, and even whales (being mindful of tides and waves).—Zoe Baillargeon, Travel + Leisure, 20 Apr. 2025 See All Example Sentences for otter
Word History
Etymology
Middle English otre, oter, otir, going back to Old English otr, oter, otor, going back to Germanic *utra- (whence also Middle Dutch otter "otter," Old High German ottar, Old Norse otr), going back to Indo-European *ud-r-o- "aquatic animal" (whence also Sanskrit udráḥ "aquatic animal, otter," Avestan udra-) with a feminine variant *ud-r-eh2-, whence Latin lutra "otter" (with unetymological l- and -t-), Russian výdra, Bosnian-Croatian-Serbian vȉdra, Lithuanian ū́dra, Old Prussian udro (Balto-Slavic with vowel lengthening and acute accent), Greek hýdra "aquatic snake, hydra" (also hýdros "the grass snake Natrix natrix," énydris "otter"); both forms zero-grade derivatives of Indo-European *u̯ód-r-/*u̯ed-n- "water" — more at water entry 1
First Known Use
before the 12th century, in the meaning defined at sense 1
Time Traveler
The first known use of otter was
before the 12th century
: any of several water-dwelling mammals that are related to the weasels and minks, have webbed feet with claws and dark brown fur, and feed on other animals (as fish, clams, and crabs) that live in or near the water compare sea otter
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