Figural numbers

from The Collaborative International Dictionary of English v.0.48

Figural \Fig"ur*al\, a. [From {Figure}.]
   1. Represented by figure or delineation; consisting of
      figures; as, figural ornaments. --Sir T. Browne.
      [1913 Webster]

   2. (Mus.) Figurate. See {Figurate}.
      [1913 Webster]

   {Figural numbers}. See {Figurate numbers}, under {Figurate}.
      [1913 Webster]