FLASK n.
ask, etc. Erlenmeyer flask, a thin glass flask, flat-bottomed and cone-shaped to allow of safely shaking its contents laterally without danger of spilling; -- so called from Erlenmeyer, a German chemist who invented it. -- Florence flask. Etym: [From Florence in Italy.] (a) Same as Betty, n., 3. (b) A glass flask, rou…