Subtriplicate /(?)/

Sub·trip·li·cate

Subtriplicate

a.
  1. Expressed by the cube root; -- said especially of ratios. (Math.)

Phrases & Compounds
Subtriplicate ratio
the ratio of the cube root; thus, the subtriplicate ratio of a to b is ∛a to ∛b, or ∛a/b.