Word Study
rachidian
CIDE DICTIONARY
rachidian, a. [See Rachis.].
Of or pertaining to the rachis; spinal; vertebral. Same as Rhachidian. [1913 Webster]
ROGET THESAURUS
rachidian
Centrality
N centrality, centricalness, center, middle, focus, core, kernel, nucleus, nucleolus, heart, pole axis, bull's eye, nave, navel, umbilicus, backbone, marrow, pith, vertebra, vertebral column, hotbed, concentration, centralization, symmetry, center of gravity, center of pressure, center of percussion, center of oscillation, center of buoyancy, metacenter, central, centrical, middle, azygous, axial, focal, umbilical, concentric, middlemost, rachidian, spinal, vertebral, middle, midst, centrally.For further exploring for "rachidian" in Webster Dictionary Online