enigmaphoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticphonetic noun [C]
1. something that is mysterious and seems impossible to understand completely
       She is a bit of an enigma.
     The newspapers were full of stories about the enigma of Lord Lucan's disappearance.
 

enigmaticphoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticphonetic adjective
     The Mona Lisa has a famously enigmatic smile.
    He left an ambiguous and enigmatic message on my answering machine.

enigmaticallyphoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticPhoneticphonetic adverb
   "Who was that?" "Just a man I know," she said enigmatically.

This page is cited from Cambridge Dictionaries Online. For the original, please visit
http://dictionary.cambridge.org/define.asp?key=enigma*1+0