bru·cel·la

[broo-sel-uh]
noun, plural bru·cel·lae [broo-sel-ee] , bru·cel·las. Bacteriology.
any of several rod-shaped, aerobic bacteria of the genus Brucella, certain species of which, as B. melitensis, are pathogenic for humans and other animals.

Origin:
1920; < Neo-Latin; after D. Bruce; see -ella

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Medical Dictionary

Brucella Bru·cel·la (br&oomacr;-sěl'ə)
n.
A genus of encapsulated, nonmotile bacteria containing short, rod-shaped to coccoid gram-negative cells that are parasites in and pathogens for humans.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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00:10
Brucella is always a great word to know.
So is interrobang. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a chattering or flighty, light-headed person.
Example sentences from the web
The bacterium brucella abortus is the principal cause of brucellosis in cattle.
The causative agent of brucellosis in dogs is brucella canis.
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