Answer: divergence

AnswerCrossword Clue
DIVERGENCEA branching off
DIVERGENCEDeparture of a sort
divergenceA place where airflows or ocean currents diverge, typically marked by downwelling (of air) or upwelling (of water)
divergenceA difference or conflict in opinions, interests, wishes, etc
divergenceThe process or state of diverging
divergenceThe inner product of the operator del and a given vector, which gives a measure of the quantity of flux emanating from any point of the vector field or the rate of loss of mass, heat, etc., from it
divergencea drawing apart (as of lines extending from a common center)