azoic

1
[ uh-zoh-ik, ey- ]
/ əˈzoʊ ɪk, eɪ- /

adjective Geology.

(formerly) noting or pertaining to the Precambrian Era, especially that part formerly believed to precede the first appearance of life; Archean.

Nearby words

  1. azo dye,
  2. azo group,
  3. azo-,
  4. azobenzene,
  5. azof,
  6. azoic dye,
  7. azoimide,
  8. azole,
  9. azonal,
  10. azonal soil

Compare Eozoic.

Origin of azoic

1
1840–50; < Greek ázō(os) lifeless (see azo-) + -ic

azoic

2
[ a-zoh-ik ]
/ æˈzoʊ ɪk /

adjective

of, relating to, or characteristic of the azo group.

Origin of azoic

2

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for azoic


British Dictionary definitions for azoic

azoic

/ (əˈzəʊɪk, eɪ-) /

adjective

without life; characteristic of the ages that have left no evidence of life in the form of organic remains

Word Origin for azoic

C19: from Greek azōos lifeless; see azo-

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

Word Origin and History for azoic

azoic

adj.

1854, with -ic + Greek azoos, from a- "not, without" (see a- (3)) + zoon "animal" (see zoo).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for azoic

azoic

[ ā-zōĭk ]

adj.

Containing no living things; lacking organic life.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.