different between falsifiable vs fallacious

English

Etymology

falsify +? -able

Adjective

falsifiable (comparative more falsifiable, superlative most falsifiable)

1. Logically capable of being proven false.

   The sentence "It will rain tomorrow" is falsifiable, while the sentence "It is what it is" is not.

2. Capable of being falsified or forged.

   A digital signature algorithm must be not falsifiable.

3. (epistemology) The demarcation criterion between scientific and non-scientific statements proposed by Karl Popper. In order to be ranked as scientific, statements or systems of statements must be contradicted by an intersubjective singular existential statement, also called a basic statement, and not be contradicted by another, that is, they must also be logically possible.

   The statement It rains every day, everywhere is falsifiable, because it is contradicted by the basic statement On the third of August, in New York city it was not raining and it is not contradicted by the basic statement On the second of August, in New York city it was raining, while the statement It will rain someday is not falsifiable.

Derived terms

• falsifiability
• nonfalsifiable
• unfalsifiable

Related terms

• falsify
• falsificationism

Translations

French

Pronunciation

• IPA^(key): /fal.si.fjabl/
• Rhymes: -abl
• Homophone: falsifiables

Adjective

falsifiable (plural falsifiables)

1. falsifiable

Related terms

• falsifiabilité
• falsificateur
• falsifier
• faux

Further reading

• “falsifiable” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

English

Etymology

fallacy +? -ous.

Pronunciation

• IPA^(key): /f?.?le?.??s/
• Rhymes: -e???s

Adjective

fallacious (comparative more fallacious, superlative most fallacious)

1. Characterized by fallacy; false or mistaken.
2. Deceptive or misleading.

Usage notes

• Nouns often used with "fallacious": argument, reasoning, etc.

Related terms

• fail
• failure
• fallacy
• fallibilism
• fallibilist
• fallibility
• fallible
• false
• falsifiable
• falsification
• falsificator
• falsifier
• falsify
• falsity

Translations

See also

• wrong
• incorrect
• illogical
• deceiving
• deceitful
• misleading
• delusive
• illusive
• illusory
• erroneous
• faulty
• specious

Further reading

• fallacious in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• fallacious in The Century Dictionary, New York, N.Y.: The Century Co., 1911.
• fallacious at OneLook Dictionary Search