Synonyms and Antonyms for age-of-mammals

1. Age of Mammals (n.)

approximately the last 63 million years


2. age-old (adj.)

belonging to or lasting from times long ago

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4. age (n.)

an era of history having some distinctive feature

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5. age (n.)

a time of life (usually defined in years) at which some particular qualification or power arises

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7. age (v.)

begin to seem older; get older

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