This is the 14110th most frequent Spanish word.
terraplanismo
The belief that the Earth is flat.
Here 'terraplanismo' is used as a noun to refer to a specific ideology or theory.
El terraplanismo es una teoría que sostiene que la Tierra es plana.
Terraplanismo is a theory that claims the Earth is flat.
In this sentence, 'terraplanismo' continues to serve as the subject matter of the opinion being discussed.
Muchos consideran el terraplanismo una idea obsoleta y sin fundamento científico.
Many consider terraplanismo an obsolete idea without scientific basis.
Here 'terraplanismo' is used in the context of discussing theories, providing a practical application in discourse.