Source : Webster's Revised Unabridged Dictionary (1913)

Arhizal \A*rhi"zal\, Arhizous \A*rhi"zous\, Arhythmic
\A*rhyth"mic\, Arhythmous \A*rhyth"mous\, a.
   See {Arrhizal}, {Arrhizous}, {Arrhythmic}, {Arrhythmous}.