bolus

noun bo·lus \ ˈbō-ləs \

Definition of bolus

plural boluses
1 :a rounded mass: such as
a :a large pill
b :a soft mass of chewed food
2 medical
a :a dose of a substance (such as a drug) given intravenously
b :a large dose of a substance given by injection for the purpose of rapidly achieving the needed therapeutic concentration in the bloodstream

Origin and Etymology of bolus

Late Latin, from Greek bōlos lump


Medical Dictionary

bolus

noun bo·lus \ ˈbō-ləs \

medical Definition of bolus

plural boluses
1 :a rounded mass: as
a :a large pill
b :a soft mass of chewed food
2 a :a dose of a substance (as a drug) given intravenously
b :a large dose of a substance given by injection for the purpose of rapidly achieving the needed therapeutic concentration in the bloodstream
  • the patient receives a bolus dose to reach the minimum effective analgesic concentration
  • —J. F. Camp
  • subcutaneous injection of a premeal bolus of fast-acting insulin


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