azoic

Definitions:

  • Of or relating to geologic periods that precede the appearance of life.
  • Destitute of organic life: in <em>geology</em>, applied to rocks which are destitute of any fossil remains or other evidence of the existence of life at the period of their deposition.
  • Destitute of any vestige of organic life, or at least of animal life; anterior to the existence of animal life; formed when there was no animal life on the globe. rocks.
  • the age preceding the existence of animal life, or anterior to the paleozoic tome. <ex>Azoic</ex> is also used as a noun, <ex>age</ex> being understood. See <er>Archæan</er>, and <er>Eozoic</er>.
  • Destitute of any vestige of <xref>organic</xref> life, or at least of animal life; anterior to the existence of animal life; formed when there was no animal life on the globe; as, the azoic rocks.
  • before the appearance of life
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