Webster's English Dictionary

Enter the word to look up:

subtlety

sub.tle.ty \'s*t-*l-te-\ n [ME sutilte, fr. OF sutilte`, fr. L subtilitat-, 
   subtilit]as, fr. subtilis 1: the quality or state of being subtle : as  1a: 
   TENUOUSNESS  1b: acuteness of mind  2: something subtle; esp : a fine 
   distinction