from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. See Archean.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. Alternative form of Archaeozoic.
  • adj. Alternative form of Archaeozoic.

from the GNU version of the Collaborative International Dictionary of English

  • n. the time from 1.5 billion to 5 billion years ago, when the earth's crust was formed; the time when only unicellular organisms and the earliest forms of life are present. Same as Archaeozoic.


archeo- + -zoic (Wiktionary)


  • She's going to send us back, perhaps, to the Archeozoic Era when she was quite a lot hotter and loaded with carbon and we were just pond scum on the surface of the water.

    Signs of the Times

  • One set consists of variations named after geological eras, with sea gull cries evoked in "Archeozoic."

    NYT > Home Page


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