What is the meaning of Divergence?

The state or degree of being divergent: of diverging.

The operator which maps a function F=(F₁, ... F_n) from a n-dimensional vector space to itself to the function ${\displaystyle \sum _{i=1}^{n}{\frac {\partial F_{i}}{\partial x_{i}}}}$.

Disagreement; difference.

The process in which two or more populations accumulate genetic changes (mutations) through time.

divergence

divergence

Source: wiktionary.org