| 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. |
| 4. | (initial capital letter ) of or pertaining to the Beaker folk. |

| beaker (bē'kər) Pronunciation Key
A wide, cylindrical glass container with a pouring lip, used especially in laboratories. |