Definisi 'geological period'
English to English
noun
1 a unit of geological time during which a system of rocks formed
Example:
• ganoid fishes swarmed during the earlier geological periods
source: wordnet30
More Word(s)
geologic time, geological time, glacial epoch, glacial period, ice age, age of man, quaternary, quaternary period, tertiary, tertiary period, epoch, era, geological era,

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