Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun belief that the Earth's shape is a plane or disk.
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
platygaean + -ism
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Examples
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As far as I'm concerned, she can believe that the earth is flat and roam the streets preaching platygaeanism.
Jacob M. Appel: Auschwitz Revisited: The Holocaust and the Abortion Debate 2009
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