n.
  - an extraordinary and welcome event that is not explicable by natural or scientific laws, attributed to a divine agency. ▸a remarkable and very welcome occurrence. 
- an amazing product or achievement, or an outstanding example of something:![]()  a miracle of design. 
Etymology
  ME: via OFr. from L. miraculum ‘object of wonder’, from mirari ‘to wonder’, from mirus ‘wonderful’.