from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A large marine mammal (Odobenus rosmarus) of Arctic regions, related to the seals and having two long tusks, tough wrinkled skin, and four flippers. Also called sea horse.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A large Arctic marine mammal related to seals and having long tusks, tough, wrinkled skin, and four flippers.
from the GNU version of the Collaborative International Dictionary of English
- n. A very large marine mammal (Trichecus rosmarus) of the Seal family, native of the Arctic Ocean. The male has long and powerful tusks descending from the upper jaw. It uses these in procuring food and in fighting. It is hunted for its oil, ivory, and skin. It feeds largely on mollusks. Called also morse.
from The Century Dictionary and Cyclopedia
- n. Any member of the family Trichechidæ (or Ros maridæ); a very large pinniped carnivorous mammal, related to the seals, having in the male enormous canine teeth protruding like tusks from the upper jaw.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. either of two large northern marine mammals having ivory tusks and tough hide over thick blubber
Dutch, of Scandinavian origin.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Danish hvalros, inversion of Old Norse hrosshvalr ("horse-whale"). Compare Dutch walrus, Icelandic hross ("a horse") and hvalur ("a whale") and German Walross. (Wiktionary)