pre·ter·nat·u·ral 
(prē′tər-năchər-əl, -năchrəl)
(prē′tər-năchər-əl, -năchrəl)adj.
1. Surpassing what is normal or usual; extraordinary: "Below his preternatural affability there is some acid and steel" (George F. Will).
2. Transcending the natural or material order; supernatural.
[Medieval Latin praeternātūrālis, from Latin praeter nātūrām, beyond nature : praeter, beyond; see PRETERITE + nātūra, nature; see NATURE.]
pre′ter·natu·ral·ism n.
pre′ter·natu·ral·ly adv.
pre′ter·natu·ral·ness n.