bolus
[ boh-luh s ]
/ ˈboʊ ləs /
noun, plural bo·lus·es.
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.
Nearby words
Origin of bolus
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for bolus
British Dictionary definitions for bolus
bolus
/ (ˈbəʊləs) /
noun plural -luses
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
Word Origin for bolus
C17: from New Latin, from Greek bōlos clod, lump
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medicine definitions for bolus
bolus
[ bō′ləs ]
n. pl. bo•lus•es
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.