exceptional

adjective

1. 1

   surpassing what is common or usual or expected

   he paid especial attention to her

   exceptional kindness

2. 2

   deviating widely from a norm of physical or mental ability; used especially of children below normal in intelligence

   special educational provisions for exceptional children

3. 3

   far beyond what is usual in magnitude or degree

   a night of exceeding darkness

   an exceptional memory