Synovial adj. (Anat.) Of or pertaining to synovia; secreting synovia.
Synovial capsule, a closed sac of synovial membrane situated between the articular surfaces at diarthrodial joints.
Synovial fluid, synovia.
Synovial membrane, the dense and very smooth connective tissue membrane which secretes synovia and surrounds synovial capsules and other synovial cavities.
... describes a pouch of skin resembling a tail which hung from the tip of the coccyx to the length of six inches. It was removed and was found to be thicker than the thumb, consisted of distinctly jointed portions with synovial capsules. Gosselin saw at his clinic a caudal appendix in an infant which measured about ten cm. Lissner says that in 1872 he assisted in the delivery of a young girl who had a tail consisting of a coccyx prolonged and covered with skin, and in ... — Anomalies and Curiosities of Medicine • George M. Gould