bolus

Definition of Bolus in English :

1. bolus

a small round soft mass (as of chewed food)

2. bolus

a large pill; used especially in veterinary medicine

WordNet Lexical Database for English. Princeton University. 2010.

Bolus

noun plural -luses

1.

a small round soft mass, esp of chewed food

2.

an intravenous injection of a single dose of a drug over a short period

3. obsolete

a large pill or tablet used in veterinary and clinical medicine

4. another word for bole2

nounWord forms: plural ˈboluses

1.

a small, round lump or mass, as of chewed food

2. Medicine

a mass injected into a blood vessel, as an opaque contrast medium or a radioactive tracer

3. Veterinary Science

a large pill

n. pl. bo·lus·es

1. A round mass: "A dense bolus of trapped dolphins fills the frame" (Kenneth Browser).

2.

a. A single, relatively large quantity of a substance, such as a dose of a drug, intended for therapeutic use and taken orally.

b. A concentrated mass of a substance administered intravenously for diagnostic or therapeutic purposes.

3. A soft mass of chewed food within the mouth or digestive tract.