Biquintile

1. n. 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.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.