|1.||a cup usually having a wide mouth: a plastic beaker|
|2.||a cylindrical flat-bottomed container used in laboratories, usually made of glass and having a pouring lip|
|3.||the amount a beaker holds|
|[C14: from Old Norse bikarr; related to Old High German behhāri, Middle Dutch bēker beaker, Greek bikos earthenware jug]|
|beaker (bē'kər) Pronunciation Key
A wide, cylindrical glass container with a pouring lip, used especially in laboratories.