Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps

Noun: notochord  'now-tu,kord
  1. A flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates

Derived forms: notochords

Type of: back, backbone, rachis, spinal column, spine, vertebral column

Encyclopedia: Notochord