As nouns the difference between notochord and parachordal
is that notochord is a flexible rodlike structure that forms the main support of the body in the lowest chordates; a primitive spine while parachordal is such a bar of cartilage that will form the base of the skull.
As an adjective parachordal is
alongside the notochord in the embryonic skull.
notochord
Noun
(notochords)
A flexible rodlike structure that forms the main support of the body in the lowest chordates; a primitive spine
A similar structure found in the embryos of vertebrates from which the spine develops
parachordal
English
Adjective
(-)
Alongside the notochord in the embryonic skull
Noun
(
en noun)
Such a bar of cartilage that will form the base of the skull