/bee"keuhr/ , n.
1. a large drinking cup or glass with a wide mouth.
2. contents of a beaker: consuming a beaker of beer at one gulp.
3. a flat-bottomed cylindrical container, usually with a pouring lip, esp. one used in a laboratory.
adj.
4. ( cap. ) of or pertaining to the Beaker folk.
[ 1300-50; alter. of ME biker bikarr bikeri (cf. OHG bechari, G Becher, D beker ) bic ( c ) arium, -ius, of disputed orig. See PITCHER 1 ]