Definitions for "Causal relationship"
a relationship where variation in one variable causes variation in another.
The relationship of cause and effect. The cause is the act or event that produces the effect. The cause is necessary to produce the effect.
A relationship that involves relating events in terms of the influence or effect they have on one another.
The connection between the claimantâ€(tm)s physical condition and the accidental injury or occupational disease. (WC law  § 2, Subd. 7)
Keywords:  things, link, two, event, occurs
a link between two things in which one causes the other
a link between two things in which one event occurs as a result of another event