Interstellar

• Reportive definitions aim to accurately capture the meaning of a term as it's ordinarily used.
• Precising definitions add relevant criteria to a reportive definition to make it more precise for a specific purpose.
• Stipulative defini...

"We should ignore the theory of evolution because the dictionary says that a theory is just an opinion that you have about something you can't prove."

The person using this fallacy is basing their statement on a specific definition of the word "theory" while

Not every use of a definition is necessarily fallacious. If the definition is properly justified and is selected in a properly justified way, it is generally not fallacious. However, it is fallacious when at least one of the following conditions are true:

• There is no valid reason fo...