Biquintile
Pronunciation : Bi*quin"tile
Part of Speech : n.
Etymology : [Pref. bi- + quintile: cf. F. biquintile.] (Astron.)
Definition : Defn: An aspect of the planets when they are distant from each other by twice the fifth part of a great circle -- that is, twice 72 degrees.
Source : Webster's Unabridged Dictionary, 1913