SYNCHONDROSIS Meaning of SYNCHONDROSIS in English n. (pl. synchondroses) Anat. an almost immovable bone-joint bound by a layer of cartilage, as in the spinal vertebrae. [ SYN- + Gk khondros cartilage ] Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012