Sanakirja.org

Määritelmät

Substantiivi

1. (medicine) 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. (medicine) A diagnostic procedure based on observing the barium meal's progress in the digestive tract.
3. (espionage, figurative) The deliberate release of traceable information to a suspect to see whether they leak it.