THESAURUS
axial
ascending, back, back-flowing, backward, centermost, central, centralized, centric, centroidal, centrosymmetric, concentrated, descending, down-trending, downward, drifting, flowing, fluent, flying, geocentric, going, gyrational, gyratory, key, middle, middlemost, midmost, mounting, omphalic, passing, pivotal, plunging, progressive, reflowing, refluent, regressive, retrogressive, rising, rotary, rotational, rotatory, running, rushing, sideward, sinking, soaring, streaming, umbilical, up-trending, upward
ROGET THESAURUS
axial
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.