synchondrosis

n., pl., -ses (-sēz).
A form of articulation in which the bones are rigidly fused by cartilage.

[New Latin synchondrōsis, from Greek sunkhondrōsis : sun-, syn- + khondros, cartilage + -ōsis, -osis.]

n

A cartilaginous joint between two immovable bones such as the union between the sphenoid and occipital bones at the base of the skull.

A slightly movable joint in which the bones are united by hyaline cartilage, such as the joint between the ribs and the sternum.

(sĭng'kŏn-drō'sĭs, sĭn'-)
n., pl. -ses (-sēz).

A rigid union between two bones formed either by hyaline cartilage or by fibrocartilage. Also called synchondrodial joint.

Pl. synchondroses [Gr.] a type of cartilaginous joint in which the cartilage is usually converted into bone before or during early adult life and that serves to allow growth, e.g. intermandibular, intersternebrales (syn. sternales), spheno-occipitales.