preternatural
adjectiveNAmE//ˌprit̮ərˈnætʃrəl//, NAmE//ˌprit̮ərˈnætʃərəl//
[only before noun] (formal)adverb The city was preternaturally quiet.See preternatural in the Oxford Advanced Learner's Dictionary
Check pronunciation: preternatural
Definition of preternatural adjective from the Oxford Advanced American Dictionary