Meaning

noun a flatbottomed jar made of glass or plastic; used for chemistry

noun a cup (usually without a handle)

originFrom Middle English bekyr, biker, from Old Norse bikarr (“cup”), from Old Saxon bikeri (“cup”), from Proto-West Germanic *bikārī, from Late Latin bīcārium (“wine vat, jug”), of disputed origin. Possibly from Ancient Greek βῖκος (bîkos, “earthenware jug, wine jar”), or from Latin bacarium (“wine vat, vase”). Cognate with Saterland Frisian Bieker (“mug, cup, beaker”), Dutch beker (“beaker, cup”),…

Etymology from Wiktionary, CC BY-SA 3.0