自じ在ざい継つぎ手てじざいつぎてMeanings1noununiversal jointA mechanical coupling that transmits rotary motion between two shafts not in line with each other. Technical term used in engineering and automotive contexts.自じ動どう車しゃの駆く動どう系けいには自じ在ざい継つぎ手てが使つかわれ