noun Date: 1831 the axial skeleton of a vertebrate that consists of an articulated series of vertebrae which extend from the neck to the tail and protect the spinal cord
SPINAL COLUMN
Meaning of SPINAL COLUMN in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012