Biquintile

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Biquintile \Bi*quin"tile\, n. [Pref. bi- + quintile: cf. F.
     biquintile.] (Astron.)
     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.
     [1913 Webster]