Fallacy – Definition, Meaning and Synonyms

Definition of Fallacy (adjective)

The fallacy is an adjective that describes something based on a mistaken belief or false reasoning. It often implies that the idea, argument, or reasoning is deceptive or misleading, intentionally or unintentionally.

Examples

• His fallacious argument misled the entire audience.
• The fallacious claim was quickly debunked by experts.
• Her fallacious reasoning led to a flawed conclusion.
• The ad relied on fallacious logic to persuade buyers.
• The fallacious idea created confusion among the team.
• The theory was dismissed as fallacious and unscientific.
• His fallacious interpretation distorted the facts.
• The fallacious assumptions undermined the research’s validity.

Meaning

• Deceptive
• Misleading
• False

Pronunciation

• UK: /fəˈleɪʃəs/ (fuh-LAY-shuhs)
• US: /fəˈleɪʃəs/ (fuh-LAY-shuhs)

Synonyms

• Misleading
• Deceptive
• Erroneous
• Spurious
• False
• Invalid
• Unfounded
• Illogical
• Faulty
• Inaccurate
• Misguided
• Specious
• Unsound
• Baseless

Usage Tips for Fallacious

• You use it to describe faulty logic, arguments, or beliefs.
• It often highlights misleading or deceptive reasoning.
• Avoid using it for simple mistakes or errors.
• It is commonly applied in debates, logic, or academic contexts.
• The best is used when pointing out a lack of truth or soundness.

Origin

Fallacious (1500-1600):

• It is derived from the Latin fallaciosus, meaning deceptive or fallible.
• Rooted in fallere, meaning to deceive or to trick.

Similar Words to Fallacious

• Misleading
• Deceptive
• Erroneous
• Specious
• Invalid
• Spurious
• Faulty
• Illogical
• Misguided
• Unfounded

FAQs

Q: What is the meaning of fallacious in Urdu?

Ans: In Urdu, fallacious means گمراہ کن or جھوٹا.

Q: How do we use fallacious in a sentence?

Ans: The politician’s fallacious promises misled voters into believing false hopes.

Q: What’s the difference between fallacious and erroneous?

Ans: Fallacious emphasizes deception or false reasoning, while erroneous refers to simple mistakes or inaccuracies.