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Week One Vocabulary
Arguement notes
27
Philosophy
Undergraduate 1
01/26/2012

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Term
Premise
Definition
A statement or proposition used to support a conclusion.
Term
Arguement
Definition
a course of reasoning aimed at demonstrating truth or falsehood of some conclusion. Usually a philosophical text will include a set or premises that when taken together generate a conclusion.
Term

Deduction

 

 

Definition
a type of reasoning that begins with a set of premises that when taken together generate a conclusion.
Term
Induction
Definition
a type of reasoning where you infer a general truth from particulars.
Term
Valid
Definition
In deductive logic, it means IF THE PREMISES ARE TRUE, then the conclusion is true. It is about the form of the arguement not it the arguement is true.
Term
Sound
Definition
In deductive logic, it means you have a valid arguement with all true premises.
Term
Strength
Definition
the degree to which an inductive arguement is likely to be true.
Term

Arguement to best explanation

 

Definition
a type of non-deductive arguement that ssays one explanation is better than another because it is the simplest, easiest, and most likely explanation to fit all of the facts. A second use is given a set of theories, if the other theories are all wrong, then the one left is the best explanation left.
Term
Invalid(1)
Definition

All canaries are birds.

 

Daffy Duck is a bird/Daffy duck is a canary

Term
Valid
Definition

All Birds are canaries.

 

Tweety is a bird/ Tweety is a canary.

Term
Sound
Definition

Every person is mortal.

 

 

 

Socrates is a person/ socrates is mortal

Term
Invalid(2)
Definition

All humans are mortal.

 

Socrates is a mortal/ Socrates is a human

Term
Fallacy
Definition
a mistake in reasoning.
Term
False Dilemma
Definition
a limited number of options(usually two) is given, while in reality there are more options.
Term
Arguement From ignorance
Definition
arguements of this form assume that since something has not been proven false, it is therefore true.
May assume that since something has not been proven true, it is therefore false.
Term
Slippery Slope
Definition
this is hard to define, but easy to see. Basically claims that if you allow one thing to happen, then it is likely (or will) lead to something else.
Term
Appeal to Conseqences
Definition
the author points to the disagreeable consequences of holding a paticular belief in order to show that is belief is false.
Term
Prejudicial Language
Definition
loaded or emotive terms are used to attach value or moral goodness to believing the proposition.
Term
Appeal to popularity
Definition
a prooposition is held to be true becaus eit is widely held to be true or is held to be true by some(usually upper crust) sector of the population.
Term
Ad hominem
Definition
attacking the person not the argument.
Term
Appeal to Authority
Definition
while sometimes it may be appropriate to cite an authority to support a point, often it is not.
Term
Hasty Generalization
Definition
the size of the sample is too small to support the conclusion.
Term
False Analogy
Definition
Compares two things as though they are similar when in reality they are not.
Term
Coincidental Correlation
Definition
there is a difference between correlation and causation.
Term
Begging the question
Definition
the truth of the conclusion is assumed by the premises. often the conclusion is simply restated in the premises in a slightly different form. In more difficult cases, the premise is a consequence of the conclusion.
Term
Straw Man
Definition
the author attacks an argument which is different from, and usually weaker than, the opposition's best argument.
Term
Equivocation
Definition
the same word is used with two different meanings.
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