porcupine definition

  • noun:
    • any one of different rats associated with the Old World household Hystricidae or even the New World family members Erethizontidae, having long, sharp, erectile quills interspersed with coarse hair.
    • some of several rats covered with rigid, razor-sharp, erectile, spines or quills (that stand upright once the animal is attacked or surprised), owned by one of two taxonomic families: Hystricidae (Old World porcupines) and Erethizontidae (New World porcupines).
    • Any Old Word rodent for the genus Hystrix, obtaining the back covered with long, razor-sharp, erectile spines or quills, occasionally a foot very long. The common species of Europe and Asia (Hystrix cristata) is the greatest known.
    • Any types of Erethizon and relevant genera, native of The united states. They've been about the actual porcupines, but have actually shorter spines, and arboreal in their habits. The Canada porcupine (Erethizon dorsatus) is a favorite species.
    • A hystricomorphic rodent quadruped associated with the family Hystricidæ, which there are many genera and many types, representing two subfamilies, the Hystricinæ or Old World porcupines, that are all terrestrial and fossorial animals, and Sphingurinæ or New World porcupines, pretty much arboreal, and in some cases having a prehensile end.
    • An apparatus for heckling flax.
    • A cylindrical heckle for worsted yarn.
    • relatively big rodents with sharp erectile bristles mingled because of the fur
  • others:
    • resulting in to face up like a porcupine's quills.

Related Sources

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