bluestocking
From Longman Dictionary of Contemporary Englishbluestockingblue‧stock‧ing /ˈbluːˌstɒkɪŋ $ -ˌstɑː-/ noun [countable] British English SEWOMANa woman who is more interested in ideas and studying than in parties, men etc – sometimes used to show disapprovalExamples from the Corpusbluestocking• The bluestocking pair dispensed eccentricity and cheer.• Unfortunately Anthony usually chose college friends and Nigel didn't really take to bluestocking women.Origin bluestocking (1700-1800) From the “blue” (actually grey) stockings worn by gentlemen at that time