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Bacteria
Bacteria are single-celled, or simple, organisms. Though small, bacteria are powerful and complex, and they can survive in extreme conditions. More »
Source: healthline.com

en.wikipedia.org/wiki/Bacteria

Bacteria constitute a large domain of prokaryotic microorganisms. Typically a few micrometres ..... The distribution of metabolic traits within a group of bacteria has traditionally been used to define their taxonomy, but these traits often do not ...

simple.wikipedia.org/wiki/Bacteria

Bacteria are made up of one cell, so they are a kind of unicellular organism. They are among the ... The Simple English Wiktionary has a definition for: bacteria.

www.vocabulary.com/dictionary/bacteria

In 1838, the German Naturalist Christian Gottfried Ehrenberg called them bacteria, from the Greek baktḗria, meaning "little stick." An apt word, as the first ...

www.dictionary.com/browse/bacteria

Bacteria definition, ubiquitous one-celled organisms, spherical, spiral, or rod- shaped and appearing singly or in chains, comprising the Schizomycota, a phylum ...

www.yourdictionary.com/bacteria

The definition of bacteria are microorganisms that are the basis of fermentation and infectious diseases. An example of bacteria are the organisms that cause ...

www.merriam-webster.com/dictionary/bacterial

Define bacterial: of, relating to, or caused by bacteria — bacterial in a sentence.

www.merriam-webster.com/dictionary/bacteria

Define bacteria: bacterium —not usually used technically — bacteria in a sentence.

www.merriam-webster.com/dictionary/bacterium

Define bacterium: any one of a group of very small living things that often cause disease.

www.medicinenet.com/script/main/art.asp?articlekey=13954

Read medical definition of Bacteria. ... Bacteria: Single-celled microorganisms that can exist either as independent (free-living) organisms or as parasites ...