Individuate

v. t. [ imp. & p. p. Individuated p. pr. & vb. n. Individuating. ] To distinguish from others of the species; to endow with individuality; to divide into individuals; to discriminate.
Syn. -- individualize. [ 1913 Webster ]

The soul, as the prime individuating principle, and the said reserved portion of matter as an essential and radical part of the individuation, shall . . . make up and restore the same individual person. South. [ 1913 Webster ]

Life is individuated into infinite numbers, that have their distinct sense and pleasure. Dr. H. More. [ 1913 Webster ]