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Medical Dictionary

1

bacteria

Medical Definition of bacteria

plural of bacterium


2

bacteria

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noun bac·te·ria \bak-ˈtir-ē-ə\

Medical Definition of bacteria

  1. 1:  bacterium—not usually used technically <caused by a bacteria borne by certain tiny ticks—Wall Street Journal> <a single bacteria—there are roughly 200 in each cough—apparently can infect a person—Cheryl Clark>

  2. 2plural capitalized :  a domain in the system of classification dividing all organisms into three major domains of life that includes the prokaryotes that are bacteria but not those that are archaebacteria or archaea—compare eubacteria





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