coprime

Short definition from Wiktionary

Adjective

1. 1
   Having no positive integer factors in common, aside from 1.
2. 2
   Having no positive integer factors, aside from 1, in common with one or more specified other positive integers.
3. 3
   Whose greatest common divisor is a nonzero constant (i.e., polynomial of degree 0).
4. 4
   (of two or more ideals of a ring) Whose sum is the whole ring; (of two or more elements of a ring) generating the whole ring.