• synonyms


See more synonyms on Thesaurus.com
  1. a branch of microbiology dealing with the identification, study, and cultivation of bacteria and with their applications in medicine, agriculture, industry, and biotechnology.

Origin of bacteriology

First recorded in 1880–85; bacterio- + -logy
Related formsbac·te·ri·o·log·i·cal [bak-teer-ee-uh-loj-i-kuh l] /bækˌtɪər i əˈlɒdʒ ɪ kəl/, bac·te·ri·o·log·ic, adjectivebac·te·ri·o·log·i·cal·ly, adverbbac·te·ri·ol·o·gist, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bacteriologic

Historical Examples

  • The diagnosis should always be confirmed by bacteriologic examination.

    Health on the Farm

    H. F. Harris

  • We have no antitoxin and no bacteriologic means of positive diagnosis.

    Preventable Diseases

    Woods Hutchinson

  • As the bodies were mummified and unfit for bacteriologic examination they were burned.


    Thomas Wright Jackson

  • He was shown to have plague by bacteriologic examination made at the Bureau of Science.


    Thomas Wright Jackson

  • The methods used in bacteriologic study are based on a few very distinct principles.

British Dictionary definitions for bacteriologic


  1. the branch of science concerned with the study of bacteria
Derived Formsbacteriological (bækˌtɪərɪəˈlɒdʒɪkəl), adjectivebacteriologically, adverbbacteriologist, noun
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

Word Origin and History for bacteriologic



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

Online Etymology Dictionary, © 2010 Douglas Harper

bacteriologic in Medicine


  1. The study of bacteria, especially in relation to medicine and agriculture.
Related formsbac•te′ri•o•logic (-ə-lŏjĭk) adj.bac•te′ri•olo•gist n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

bacteriologic in Science


  1. The scientific study of bacteria, especially bacteria that cause disease.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.