from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to the notochord

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to the notochord; having a notochord.

from The Century Dictionary and Cyclopedia

  • Of or pertaining to the notochord; provided with a notochord.
  • Specifically, retaining the notochord in adult life: as, a notochordal fish.


Sorry, no etymologies found.


  • Mr. Spencer [173] thinks it probable that the sturgeon has retained the notochordal (that is, the primitive, unsegmented) structure because it {172} is sluggish.

    On the Genesis of Species

  • Cartilaginous neural arches and spines, formed outside the notochordal sheath, enclose the spinal cord in an arcade.

    Text Book of Biology, Part 1: Vertebrata

  • However our finding of the co-expression of vimentin and CK8 in small isolated clusters of the bovine nucleus pulposus cells indicates that a subpopulation of notochordal-like cells remains in the mature bovine disc.

    BioMed Central - Latest articles

  • As notochordal cells produce factors that promote matrix production, the CK8 positive subpopulation could have important implications for activity and survival of the nucleus pulposus and should be considered in development of cell therapies for disc repair.

    BioMed Central - Latest articles

  • The notochordal cell population is reported to disappear from the nucleus pulposus of bovine discs before birth and from human discs in childhood.

    BioMed Central - Latest articles


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