ˈsubˌtriplicate, a. Math.
[sub- 10.]
1. Of a ratio or proportion: Being that of the cube roots of the quantities; thus, 2 : 3 is the subtriplicate ratio of 8 : 27.
| 1656 [see subduplicate]. 1710 J. Harris Lex. Techn. II, Paraboloids, are Paraboliform Curves in Geometry; whose Ordinates are supposed to be in a Subtriplicate, Subquadruplicate, &c. Ratio of their respective Abscissæ. 1781 Phil. Trans. LXXI. 316 Let us see how near they come to the reciprocal sub-triplicate ratio of their weights. |
¶ 2. = subtriple. (A misuse.)
| 1656 Hobbes Six Lessons Wks. 1845 VII. 277 It is the same fault when men call..a third part subtriplicate of the whole. |