- Pharmacology, Veterinary Medicine. a round mass of medicinal material, larger than an ordinary pill. Abbreviation: bol.
- a soft, roundish mass or lump, especially of chewed food.
Origin of bolus
1595–1605; < Late Latin bōlus clod of earth < Greek bôlos clod, lump; see bole2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Wordsmedicine, tablet, dose, pellet, pill, bullet, lozenge, bolus, troche, cap, food, chew, rumen, quid, stone, ball, shot, wad, mass, rock
Examples from the Web for bolus
But whatever $54 million antibiotic the bolus of cash might produce will itself become useless after a year or a decade.Drug-Resistant Gonorrhea, the ‘Sex Superbug,’ Is Not Worse Than AIDS
May 7, 2013
And gave it to him,—a bolus as large as a musket ball, and as heavy.The Story of a Mine
There you sit snoring, forgetting her ills; Who is to give her her Bolus and Pills?The Book of Humorous Verse
The dose is two drachms in powder, or the same made into a bolus.The Mystery and Romance of Alchemy and Pharmacy
Charles John Samuel Thompson
Basilie powder one scruple, conserve of wormwood, a sufficient quantity to make into one bolus for an adult.
Anti-emetic and anti-flatulent; in colic, diarrha, &c.; in the form of a bolus, or made into a mixture.
- a small round soft mass, esp of chewed food
- an intravenous injection of a single dose of a drug over a short period
- obsolete a large pill or tablet used in veterinary and clinical medicine
- another word for bole 2
C17: from New Latin, from Greek bōlos clod, lump
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A round mass.
- A single, relatively large dose of a drug that is administered for therapeutic purposes and taken orally.
- A concentrated mass of a pharmaceutical substance administered intravenously for therapeutic or diagnostic purposes.
- A soft mass of chewed food within the mouth or alimentary canal.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.