Obs. rare. [f. L. spīra SPIRE sb.3] Spiral conformation.
1672–3. Grew, Anat. Pl., Anat. Roots (1682), 73. The Spiration of the Fibres of these Vessels, may more easily be observed in the Trunk, than in the Root.
Obs. rare. [f. L. spīra SPIRE sb.3] Spiral conformation.
1672–3. Grew, Anat. Pl., Anat. Roots (1682), 73. The Spiration of the Fibres of these Vessels, may more easily be observed in the Trunk, than in the Root.
