from The American Heritage® Dictionary of the English Language, 4th Edition
- n. See sperm whale.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The sperm whale.
from the GNU version of the Collaborative International Dictionary of English
- n. The sperm whale (Physeter macrocephalus). It has in the top of its head a large cavity, containing an oily fluid, which, after death, concretes into a whitish crystalline substance called spermaceti. See sperm whale.
from The Century Dictionary and Cyclopedia
- n. A name of the sperm-whale, Physeter or Catodon macrocephalus, a large, toothed cetacean of the family Physeteridæ or Catodontiæ, having teeth in the lower jaw, and an enormous blunt head, in a cavity of which spermaceti is contained, and sometimes attaining a length Of 80 feet.
- n. plural The sperm-whales as a family of cetaceans; the Physeteridæ.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. large whale with a large cavity in the head containing spermaceti and oil; also a source of ambergris
French, from Spanish or Portuguese cachalote, augmentative of cachola, big head.(American Heritage® Dictionary of the English Language, Fourth Edition)
From French cachalot. (Wiktionary)