Informal logic also called practical logic, the use of logic to identify,...

Information-theoretic semantics See PHILOSOPHY. OF MIN. information theory, also called communication theory,...

Informed consent voluntary agreement in the light of relevant information, especially by...

Ingarden Roman Witold (1893–1970), the leading Polish phenomenologist, who taught in...

Inherent value See VALUE.

Innate idea See IDEA.

Innatism See CAMBRIDGE PLATONISTS.

Inner converse See CONVERSE, OUTER AND INNER.

Inscrutability of reference See INDETERMINACY OF. TRANSLATIO. insolubilia, sentences embodying a semantic antinomy...

Instantiation See PROPERTY.

Instantiation, universal See UNIVERSAL INSTANTIA -. TIO. institution. (1) An organization such...

Institutional theory of art the view that something becomes an artwork by virtue of...

Instrumental conditioning See CONDITIONING.

Instrumental rationality See RATIONALITY.

Instrumental sign See SEMIOSIS.

Instrumental value See VALUE.

Instrumentalism in its most common meaning, a kind of anti-realistic view...

Insufficient reason See PRINCIPLE OF INSUFFICIENT. REASO.

Intelligible world See KANT.

Intension the meaning or connotation of an expression, as opposed to...

Intension, compositional See LEWIS, DAVID.

Intensional logic that part of deductive logic which treats arguments whose validity...

Intensionality failure of extensionality. A linguistic context is extensional if and...

Intensive magnitude See MAGNITUDE.

Intention, (1) a characteristic of action, as when one acts intentionally...

Intention, direct See INTENTION.

Intention, first See IMPOSITION.

Intention, indirect See INTENTION.

Intention, oblique See INTENTION.

Intention, second See IMPOSITION.