any rod-shaped or cylindrical bacterium of the genus Bacillus, comprising spore-producing bacteria.
(formerly) any bacterium.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use bacillus in a sentence
Researchers found that bacillus bacteria on mice were the likely culprits producing the chemical.The flowery scent of a Zika or dengue infection lures mosquitoes | Erin Garcia de Jesús | July 11, 2022 | Science News
Experiments showed it could inactivate the spores of a typically harmless bacteria, bacillus subtilis.A disinfectant made from sawdust mows down deadly microbes | Carolyn Wilke | January 19, 2022 | Science News
Anthrax, or bacillus anthracis, is spore-forming bacteria found in soil that most commonly affects cattle.
Might Stevens have encountered spores of bacillus anthracis during a recent hike through woods in North Carolina?
There are a number of bacilli, called acid-fast bacilli, which stain in the same way as the tubercle bacillus.
It, or a similar bacillus, is sometimes found in the sputum of gangrene of the lung.
Ordinarily, no attempt is made to identify any but the tubercle bacillus and the gonococcus.
The great majority belong to the colon bacillus group, and are negative to Gram's method of staining.
This will show all bacteria except the tubercle bacillus, and often no other stain is necessary for their identification.
British Dictionary definitions for bacillus
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
Scientific definitions for bacillus
Any of various pathogenic bacteria, especially one that is rod-shaped.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.