active intellect

The active intellect, also known as the agent intellect, is a philosophical concept originating with Aristotle. In his work, Aristotle describes the intellect as having two parts: a passive intellect and an active intellect. The passive intellect is likened to matter, capable of receiving impressions, while the active intellect is compared to form, possessing the power to actualize knowledge.123

Aristotle suggested that the active intellect is separable from the body, impassible, and eternal, playing a crucial role in the process of thinking and understanding. This concept has been interpreted in various ways throughout history, with some scholars identifying it with a divine intelligence, while others see it as a faculty within the human mind responsible for forming concepts. The active intellect is fundamental to Aristotle's epistemology, particularly his ideas on how knowledge is acquired and how the mind interacts with the world.23