lesson 1: purpose and types of definitions Flashcards
logic
is the science and art of reasoning well
the law of excluded middle
any statement is either true or false
the law of identity
if a statement is true then its true
the law of non contradiction
a statement cant be both true and false
formal logic
deals with the proper modes of reasoning
informal logic
deals with operations of thinking that are indirectly related to reasoning
induction
is reasoning with probability from examples or experience to general
deduction
is reasoning with certainty from premises to conclusions
term
a concept that is expressed precisely in words
definition
a statement that goves a meaning to a term
ambiguous
a word that has more than one possible meaning
lexical definition
a definition found in a ditcionary
precising definition
makes and answer more precise such as saying 5 dollars instead of “a little money”
stipulative definition
when a new word is invented it is given a stipulative definition
theoretical definition
is accepting a theory about the definition of the word