subseptuple

From sub- +‎ septuple.

subseptuple (not comparable)

1. (obsolete) Having the ratio of one to seven.
   • 1648, John Wilkins, Mathematical Magick:

     a subseptuple proportion betwixt the weight and power

• “subseptuple”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.