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[huhmp-bak] /ˈhʌmpˌbæk/
a back that is humped in a convex position.
Origin of humpback
1690-1700; apparently back formation from humpbacked Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for humpback
  • Within a few decades, whaling drove the humpback, blue and fin whales to the brink of extinction.
  • Dolphins are, in fact, more closely related to a beaked whale than a beaked whale is to a humpback.
  • The humpback calf was stranded on the beach for hours before volunteer rescuers were able to drag it back to the sea.
  • Beyond the mouth of the bay he could see rising plumes, the spouts of humpback whales gathered to breed.
  • The bumps on a humpback's flipper prevent the beast from stalling as it turns.
  • Well, after they lost contact with the humpback whales, they tried something different.
  • Beyond the mouth of the bay he could see rising plumes, the spouts of humpback whales gathered to breed.
  • From the deck of the boat, see humpback whales perform an underwater ballet.
  • Print detailed illustrations of humpback whales and other animals to color or use in school projects.
  • Researchers say they have shown for the first time that humpback whale calves make sounds.
British Dictionary definitions for humpback


another word for hunchback
Also called humpback whale. a large whalebone whale, Megaptera novaeangliae, closely related and similar to the rorquals but with a humped back and long flippers: family Balaenopteridae
a Pacific salmon, Oncorhynchus gorbuscha, the male of which has a humped back and hooked jaws
(Brit) Also called humpback bridge. a road bridge having a sharp incline and decline and usually a narrow roadway
Derived Forms
humpbacked, adjective
Word Origin
C17: alteration of earlier crumpbacked, perhaps influenced by hunchback; perhaps related to Dutch homp lump
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
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humpback in Medicine

humpback hump·back (hŭmp'bāk') or hunch·back (hŭnch'-)
See kyphosis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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