Webster's Revised Unabridged Dictionary · 1913

Parachordal

Parachordal (par`ȧ*kôr"dal) , adjective

[Prefix para- + chordal.]

(Anatomy) Situated on either side of the notochord; -- applied especially to the cartilaginous rudiments of the skull on each side of the anterior part of the notochord.
(Anatomy) A parachordal cartilage.