ag·​a·​thism | \ˈa-gə-ˌthi-zəm\
plural -s

Definition of agathism 

: the doctrine that all things tend toward ultimate good — compare optimism

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First Known Use of agathism

1830, in the meaning defined above

History and Etymology for agathism

agath- + -ism

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Time Traveler for agathism

The first known use of agathism was in 1830

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a soft lustrous wool fabric with mohair

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