geological period

Questions about geological period

What does geological period mean?

geological period means "a unit of geological time during which a system of rocks formed".

What is another word for geological period?

Close synonyms include period. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is geological period a common word?

geological period is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.