“thinking”

The action or process of using one's mind to consider or reason about something.

An institution dedicated to teaching and learning; an educational institution.

A representation created in the mind without the use of one's faculties of vision, sound, smell, touch, or taste; an instance of thinking.

The capability for rational thought.

An abstract archetype of a given thing, compared to which real-life examples are seen as imperfect approximations; pure essence, as opposed to actual examples.

Rational thinking (or the capacity for it); the cognitive faculties, collectively, of conception, judgment, deduction and intuition.

Thinking in the same way; having similar thought processes (in general).