exciting cause

ex·cit·ing cause

the direct provoking cause of a condition.
Synonym(s): procatarxis (1)

ex·cit·ing cause

(ek-sīting kawz)
Direct provoking cause of a condition.
References in classic literature ?
Whether this inclination be an exciting cause, or rather a valid proof of such profundity, it is a nice thing to say.
And with that he left me, to marvel at his look and tone, and, more than ever, at the insufficiently exciting cause.
But now, when no exciting causes existed to arouse their slumbering tempers, it seemed to be too great an effort to enter on the defence of their rebellious brother.
In addition, we have an exciting cause that we will be supporting in 2018 for which a collection will be dedicated, so stay tuned
thus indicating plainly the action of the sun's rays as the exciting cause of that extraordinary emanation.
It is probable that in majority of cases a severe blow on abdominal wall is the exciting cause.
Acquired hernias may be worsened by exciting causes like intra abdominal pressure caused by constipation (Krishna murthy, 2006).