Wiktionary
parallelization
alt. 1 The act of making things parallel. 2 The act of making operations work in parallel, particularly in, but not limited to, computing. n. 1 The act of making things parallel. 2 The act of making operations work in parallel, particularly in, but not limited to, computing.
Wikipedia
Parallelization (mathematics)
In mathematics, a parallelization of a manifold M of dimension n is a set of n global linearly independent vector fields.