A magic system is a set of rules that magical effects follow in a fictional setting.

In such cases, the regional effect may be disproportionate and will not necessarily follow the global trend.

The speed limit of light is also the basis of cause and effect: effects always follow causes.

But the expected reverse effect, and the appearance of the transporter room on the Enterprise, did not follow.

No." The effect had not followed them out of hyperspace.

The shielding effect of these provisions follows a youth to adult court.

But in such a situation the same effects will follow from private borrowing and spending.

It crossed my mind, not for the first time, that cause and effect in the Thiveridge organization never followed closely on each other.

No ill effects followed; the nuts were good and nutritious.

All effects follow not with like certainty from their supposed causes.