a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.
Historical Examples

A bacteriologist is constantly testing the efficiency of the machines by bacteriological examinations of the Pasteurized milk.
Appletons’ Popular Science Monthly, September 1899 Various

The bacteriologist’s existence became a ceaseless round of toil.
Astounding Stories of Super-Science, November, 1930 Various

He is first passed upon by microscopical examination by the bacteriologist of the Board of Health.
The Cruise of the Snark Jack London

bacteriologist, perform your share in elucidating this difficulty.
The Corner of Harley Street Henry Bashford

Quick as thought, the bacteriologist leveled his newly-acquired weapon, and pressed on the knob.
Astounding Stories of Super-Science, November, 1930 Various

He got a connection to a hospital where he was known, and he talked to its bacteriologist.
Operation: Outer Space William Fitzgerald Jenkins

The bacteriologist failed to obtain any results with some of the tests, and considered the other data of little value.
The Propaganda for Reform in Proprietary Medicines, Vol. 2 of 2 Various

In the most subtle manner he implied to the Doctor that his fame as a bacteriologist had spread all over Oxford, and even England.
The Sins of the Children Cosmo Hamilton

Duclaux, a French bacteriologist, considered that the enzymes formed by the digesting bacteria are responsible for the ripening.
Outlines of dairy bacteriology H. L. Russell

No bacteriologist needs to be reminded that a water-trap is necessarily a cultivating chamber.
The Dwelling House George Vivian Poore

the branch of science concerned with the study of bacteria

1884, from German; see bacteria + -ology. Related: Bacteriological (1886). Bacteriological warfare is from 1924.

bacteriology bac·te·ri·ol·o·gy (bāk-tēr’ē-ŏl’ə-jē)
The study of bacteria, especially in relation to medicine and agriculture.
bac·te’ri·o·log’ic (-ə-lŏj’ĭk) adj.
bac·te’ri·ol’o·gist n.
The scientific study of bacteria, especially bacteria that cause disease.


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