azoic
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Related to azoic: Azoic Age
a·zo·ic
(ā-zō′ĭk)adj.
Of or relating to geologic periods that precede the appearance of life.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
azoic
(əˈzəʊɪk; eɪ-)adj
(Geological Science) without life; characteristic of the ages that have left no evidence of life in the form of organic remains
[C19: from Greek azōos lifeless; see azo-]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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| Adj. | 1. | azoic - before the appearance of life; "azoic rocks contain not organic remains" geology - a science that deals with the history of the earth as recorded in rocks early - at or near the beginning of a period of time or course of events or before the usual or expected time; "early morning"; "an early warning"; "early diagnosis"; "an early death"; "took early retirement"; "an early spring"; "early varieties of peas and tomatoes mature before most standard varieties" |
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