ex·traor·di·nar·y 
(ĭk-strôrdn-ĕr′ē, ĕk′strə-ôr-)
(ĭk-strôrdn-ĕr′ē, ĕk′strə-ôr-)adj.
1. Beyond what is ordinary or usual: extraordinary authority.
2. Highly exceptional; remarkable: an extraordinary achievement.
3. Employed or used for a special service, function, or occasion: a minister extraordinary; an extraordinary professor.
[Middle English extraordinarie, from Latin extraōrdinārius : extrā, outside; see EXTRA- + ōrdō, ōrdin-, order; see ORDER.]
ex·traor′di·nari·ly (-dn-ârə-lē) adv.