Tripartient
Tri`par´tient
| a. | 1. | (Arith.) Dividing into three parts; - said of a number which exactly divides another into three parts. |
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
| a. | 1. | (Arith.) Dividing into three parts; - said of a number which exactly divides another into three parts. |