An Etymological Dictionary of Astronomy and Astrophysics

1. General: Act or state of converging.
   

2. Math: The property of a → sequence or → series which ensures that it will approach a definite → finite limit. See also: → divergence.

Etymology (EN): From converg-, from → convergent +
-ence, equivalent to → -ance.

Etymology (PE): Hamgerâyi, verbal noun from hamgerâyidan, → converge.