converge
↔disverge
verb no object
1. (of lines) tend to meet at a point:
〈道路･線などが〉一点に集まる, 集中する
e.g. a pair of lines of longitude are parallel at the equator but converge toward the poles.
(of several people or things) come together from different directions so as eventually to meet:
〈人･乗り物などが〉 «…に» 集まる, 集結する, 群がる «on»
e.g. convoys from America and the UK traversed thousands of miles to converge in the Atlantic
e.g. figurative : two separate people whose lives converge briefly from time to time.
(converge on/converge upon) come from different directions and meet at (a place):
e.g. half a million sports fans will converge on the capital.
(of a number of things) gradually change so as to become similar or develop something in common:
〈意見･目的･社会などが〉1つにまとまる
e.g. two cultures converged as the French settled Vermont.
2. Mathematics (of a series) approximate in the sum of its terms toward a definite limit:
〘数〙 収束する
e.g. the powers of e therefore converge very slowly.
ORIGIN
late 17th century: from late Latin convergere, from con- ‘together’ + Latin vergere ‘incline’.