Dianoia is a term used by Plato

Plato

Plato , was a Classical Greek philosopher, mathematician, student of Socrates, writer of philosophical dialogues, and founder of the Academy in Athens, the first institution of higher learning in the Western world. Along with his mentor, Socrates, and his student, Aristotle, Plato helped to lay the...

 for a type of thinking, specifically about mathematical and technical subjects. It is the capacity for, process of, or result of discursive thinking, in contrast with the immediate apprehension that is characteristic of noesis. In Aristotle

Aristotle

Aristotle was a Greek philosopher and polymath, a student of Plato and teacher of Alexander the Great. His writings cover many subjects, including physics, metaphysics, poetry, theater, music, logic, rhetoric, linguistics, politics, government, ethics, biology, and zoology...

, knowledge is further divided into the theoretical (episteme

Episteme

Episteme, as distinguished from techne, is etymologically derived from the Greek word ἐπιστήμη for knowledge or science, which comes from the verb ἐπίσταμαι, "to know".- The Concept of an "Episteme" in Michel Foucault :...

), and the practical, which includes techne

Techne

Techne, or techné, as distinguished from episteme, is etymologically derived from the Greek word τέχνη which is often translated as craftsmanship, craft, or art. It is the rational method involved in producing an object or accomplishing a goal or objective...

 and phronesis

Phronesis

Phronēsis is an Ancient Greek word for wisdom or intelligence which is a common topic of discussion in philosophy. In Aristotelian Ethics, for example in the Nicomachean Ethics it is distinguished from other words for wisdom as the virtue of practical thought, and is usually translated "practical...

.