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- 4 dictionary resultsmi⋅cro⋅or⋅gan⋅ism
[mahy-kroh-awr-guh-niz-uh
m] 
–noun
| any organism too small to be viewed by the unaided eye, as bacteria, protozoa, and some fungi and algae. |
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Based on the Random House Dictionary, © Random House, Inc. 2009.
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Link To microorganisms
| mi·cro·or·gan·ism (mī'krō-ôr'gə-nĭz'əm) n. An organism of microscopic or submicroscopic size, especially a bacterium or protozoan. |
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
microorganisms
Organisms so small that they can be seen only through a microscope. (See bacteria, protozoa, and viruses.)
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
| microorganism (mī'krō-ôr'gə-nĭz'əm) Pronunciation Key
An organism that can be seen only with the aid of a microscope and that typically consists of only a single cell. Microorganisms include bacteria, protozoans, and certain algae and fungi. See Note at germ. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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