converge

Concise Oxford English Dictionary © 2008 Oxford University Press:
converge /kənˈvəːdʒ/

▶verb

• 1 come together from different directions so as eventually to meet.

  ■ (converge on/upon) come from different directions and meet at.

• 2 Mathematics (of a series) approximate in the sum of its terms towards a definite limit.

– origin C17: from late L. convergere, from con- ‘together’ + L. vergere ‘incline’.