a formulated thought, opinion, or concept that can be represented in visual or verbal form.
the species of representation which gives rise to metaphysical beliefs. Ideas are special concepts which arise out of our knowledge of the empirical world, yet seem to point beyond nature to some transcendent realm. The three most important metaphysical ideas are God, freedom and immortality.
concepts, philosophies, images or issues that provide the psychological stimulus to solve problems or adjust to the environment (242)