Definition of prechordal in English:

prechordal

adjective

  • 1Embryology Anatomy
    Situated or occurring in front of the anterior end of the notochord.

  • 2Biology
    rare Occurring prior to the evolution of the notochord or of the chordates; lacking a notochord. Compare prechordate .

Origin

Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From pre- + chorda + -al.

Pronunciation

prechordal

/priːˈkɔːdl/