CAMBRIAN PERIOD

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 Dictionary entry overview: What does Cambrian period mean? 

• CAMBRIAN PERIOD (noun)
  The noun CAMBRIAN PERIOD has 1 sense:

1. from 544 million to about 500 million years ago; marine invertebrates

  Familiarity information: CAMBRIAN PERIOD used as a noun is very rare.

 Dictionary entry details 

• CAMBRIAN PERIOD (noun)

Sense 1

Meaning:

From 544 million to about 500 million years ago; marine invertebrates

Classified under:

Nouns denoting time and temporal relations

Synonyms:

Cambrian; Cambrian period

Instance hypernyms:

geological period; period (a unit of geological time during which a system of rocks formed)

Holonyms ("Cambrian period" is a part of...):

Paleozoic; Paleozoic era (from 544 million to about 230 million years ago)