bo·lus 
(bōləs)
(bōləs)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.
[Medieval Latin bōlus, from Greek bōlos, lump of earth.]
- unmet
- double bar
- double-barreled
- double bass
- double bassoon
- double bind
- double blind
- double-blind
- double boiler
- double bond
- double-book
- double-breasted
- double check
- double-check
- double chin
- double-click
- double coconut
- double-cross
- double-crosser
- double dactyl
- double dagger
- double date
- double-date
- Doubleday
- double-dealer