barium meal

Noun

 * 1)  A preparation of barium sulfate (a radioopaque compound) which the patient ingests for the purpose of producing clear radiographs of the esophagus, stomach, and duodenum.
 * 2)  A diagnostic procedure based on observing the barium meal's progress in the digestive tract.
 * 3)  The deliberate release of traceable information to a suspect to see whether they leak it.

Translations

 * Finnish: bariumpuuro
 * Welsh: uwd bariwm