An open-mouthed, thin glass vessel, having a projecting lip for pouring; used for holding solutions requiring heat
A decorated Later Neolithic-Bronze Age pottery vessel without a handle, typically holding about 1 pint Typically, these were finely made and of a reddish colour See Beaker pottery
A beaker is the analogue of a water glass, having no lid and usually no handle In shape it is taller than it is wide, and was intended for drinking some sort of alcoholic beverage