脊せき椎つい骨こつせきついこつMeanings1nounvertebraAnatomical term for a single bone of the spinal column. Often used in medical or biological contexts.See also: 椎骨脊せき椎つい骨こつは全ぜん部ぶで24個こあります。There are 24 vertebrae in total.事じ故こで脊せき椎