An educated womanwho is interested in serious subjects
Her accents proclaimed her a lady. Worse— if there could be a worse species of humanity— she was, by the sounds of it, a bluestocking. Lord Dain had never before in his life met a female who’d even heard of an equation, let alone was aware that one balanced them.–Chase, Loretta (2009-10-13). Lord of Scoundrels (Kindle Locations 393-395). Harper Collins, Inc.. Kindle Edition.
Definition from http://www.onelook.com/?w=bluestocking&ls=aAq