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microbiology

[mahy-kroh-bahy-ol-uh-jee] /ˌmaɪ kroʊ baɪˈɒl ə dʒi/
noun
1.
the branch of biology dealing with the structure, function, uses, and modes of existence of microscopic organisms.
Origin
1885-1890
1885-90; micro- + biology
Related forms
microbiological
[mahy-kroh-bahy-uh-loj-i-kuh l] /ˌmaɪ kroʊˌbaɪ əˈlɒdʒ ɪ kəl/ (Show IPA),
microbiologic, adjective
microbiologically, adverb
microbiologist, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for micro-biological

microbiology

/ˌmaɪkrəʊbaɪˈɒlədʒɪ/
noun
1.
the branch of biology involving the study of microorganisms
Derived Forms
microbiological (ˌmaɪkrəʊˌbaɪəˈlɒdʒɪkəl), microbiologic, adjective
microbiologically, adverb
microbiologist, 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
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Word Origin and History for micro-biological

microbiology

n.

1880, coined in English from micro- + biology. Related: Microbiological.

Online Etymology Dictionary, © 2010 Douglas Harper
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micro-biological in Medicine

microbiology mi·cro·bi·ol·o·gy (mī'krō-bī-ŏl'ə-jē)
n.
The branch of biology that deals with microorganisms and their effects on other living organisms.


mi'cro·bi'o·log'ic (-ə-lŏg'ĭk) adj.
mi'cro·bi·ol'o·gist n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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micro-biological in Science
microbiology
  (mī'krō-bī-ŏl'ə-jē)   
The scientific study of microorganisms.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Difficulty index for microbiology

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9
11
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