geological era

Thesaurus

Noun

geological era - a major division of geological time; an era is usually divided into two or more periodserageologic time, geological time - the time of the physical formation and development of the earth (especially prior to human history)eon, aeon - the longest division of geological timegeological period, period - a unit of geological time during which a system of rocks formed; "ganoid fishes swarmed during the earlier geological periods"

Geological Era

Era, Geological

an interval of time in the earth’s geological history, during which an erathem formed. Eras are subdivided into periods; several eras combine to form an eon. There are three eras in the most recent Phanerozoic eon: the Paleozoic, Mesozoic, and Cenozoic eras. (See alsoGEOCHRONOLOGY.)

geological era

Related to geological era: Geological time scale

noun

Synonyms for geological era

noun a major division of geological time

Synonyms

Related Words

geologic time
geological time
eon
aeon
geological period
period

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