Verticity
Pronunciation : Ver*tic"i*ty
Part of Speech : n.
Etymology : [Cf. F. verticit?. See Vertex.]
Definition : Defn: The quality or power of turning; revolution; rotation. [R.] Locke. I hardly believe he hath from elder times unknown the verticity of the loadstone. Sir T. Browne.
Source : Webster's Unabridged Dictionary, 1913