椎つい骨こつついこつFreq.FrequencyTop 100,000Meanings1nounvertebra; vertebraeanatomyAnatomical term for a single vertebra or collectively for vertebrae. Used in medical and biological contexts.人にん間げんの脊せき柱ちゅうは24個この椎つい骨こつからなる。The human spine consists of 24 vertebrae.