cuttlebone

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The dolphin, identified using circular body scars, then pinned the cuttlefish with its snout while standing on its head, before killing it instantly with a rapid downward thrust and "loud click" audible to divers as the hard cuttlebone broke.

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Definitions (2)

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  1. noun The calcareous internal shell of a cuttlefish, used as a dietary supplement for cage birds or ground into powder for use as a polishing agent.

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Examples (14)

  • With a flick of her powerful tail, the dolphin then killed the fish with a rapid downward thrust that broke the cuttlebone. —  EcoEarth.Info Environment RSS Newsfeed
  • Your African Grey Parrot needs a well-balanced diet, which includes fruits, veggies, seed, pellets, and cuttlebone. —  Yahoo! Answers: Latest Questions
  • The deceased cuttlefish was then returned to the seafloor, inverted and forced along the sand substrate in order to strip the thin dorsal layer of skin off the mantle, thus releasing the buoyant calcareous cuttlebone. —  PLoS ONE Alerts: New Articles
  • At least the skin sloughing stage (with resultant release of an intact cuttlebone) appears prevalent at this site as boat-based observers have witnessed clean intact cuttlebones floating to the surface on numerous occasions in the proximity of pods of foraging dolphins —  PLoS ONE Alerts: New Articles
  • The key components of this prey-handling sequence are the beating of the corpse mid-water (in order to release the ink) and the scraping of the cuttlefish's dorsal body surface along the sand (in order to release the cuttlebone). —  PLoS ONE Alerts: New Articles
 

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Etymologies (1)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. Middle English cotilbone : codel, cotil, cuttlefish; see cuttlefish + bone, bone; see bone.
 

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/ˈkətlboʊn/
by American Heritage

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