Precambrian Definition

precambrian
noun
  1. the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago

Usage tips for "precambrian"

Understanding the precise definition of a word helps you use it with confidence. When using "precambrian" in your writing, consider whether you need the word itself or one of its synonyms — subtle differences in meaning can change the tone of a sentence. If you're writing poetry or song lyrics, check the rhymes for precambrian to find words that pair well.

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