Obviation

n.

1.

The act of obviating, or the state of being obviated.

Noun

1.

obviation - the act of preventing something by anticipating and disposing of it effectively Synonyms: forestalling, preclusion

avert, avoid, bar, debar, deflect, eliminate, fend off, forestalling, head off, obviate, preclusion, prevention, rid of, stave off, ward off