biodegradable

[bahy-oh-di-grey-duh-buhl]
adjective
capable of decaying through the action of living organisms: biodegradable paper; biodegradable detergent.

Origin:
1960–65; bio- + degrade + -able

biodegradability, noun
nonbiodegradable, adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
biodegradable (ˌbaɪəʊdɪˈɡreɪdəbəl)
 
adj
(of sewage constituents, packaging material, etc) capable of being decomposed by bacteria or other biological means
 
biodegradation
 
n
 
biodegradability
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

biodegradable
1960, from bio- + degrade + -able.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

biodegradable bi·o·de·grad·a·ble (bī'ō-dĭ-grā'də-bəl)
adj.
Capable of being decomposed by biological agents, especially bacteria.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
biodegradable   (bī'ō-dĭ-grā'də-bəl)  Pronunciation Key 
Capable of being decomposed by the action of biological agents, especially bacteria.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary
biodegradable [(beye-oh-di-gray-duh-buhl)]

Material that, left to itself, will be decomposed by natural processes.

Note: The use of biodegradable packaging is supposed to reduce the volume of waste in landfills.
The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
Biodegradable plastics are made with a cornstarch additive.
Their plastic precursors damaged crematories and were not biodegradable.
But the scaffolds on which bone is grown are fragile, as they need to be porous
  and biodegradable.
Biodegradable products are those that can be decomposed by microbes and other
  natural biological processes.
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