bolus

bolus definition - medical

bo·lus (bōˈləs)

noun pl. bo·lus·es
  1. A round mass.
  2. A single, relatively large dose of a drug that is administered for therapeutic purposes and taken orally.
  3. A concentrated mass of a pharmaceutical substance administered intravenously for therapeutic or diagnostic purposes.
  4. A soft mass of chewed food within the mouth or alimentary canal.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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