Container having a wide bottom and smaller neck and mouth; used to mix liquids.
A thin glass flask, flat-bottomed and cone-shaped allowing its contents to be shaken laterally without danger of spilling.
An Erlenmeyer flask (also known as a conical flask) is a widely used type of laboratory flask which features a conical base with a cylindrical neck. They are usually marked on the side (graduated) to indicate the approximate volume of their contents. It is named after the German chemist Richard Erlenmeyer, who created it in 1861.