convergence
con.ver.gence \k*n-'v*r-j*n(t)s\ \-j*nt\ n 1: the act of converging and esp. moving toward union or uniformity; esp : coordinated movement of the two eyes resulting in impingement of the image of a point on corresponding retinal areas 2: the condition of converging; esp : independent development of si milar characters (as of bodily structure or cultural traits) often associated with similarity of habits or environment - con.ver.gent aj