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flat-earther

[ flat-ur-ther ]
/ ˈflætˈɜr θər /
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noun

a person who adheres to the idea that the earth is flat.
a person who clings to an idea or theory that has long been proved wrong.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.

Origin of flat-earther

1930–35; flat earth + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for flat-earther

flat-earther

noun

informal a person who does not accept or is out of touch with the realities of modern life
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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