concept

(noun)

An understanding retained in the mind, from experience, reasoning and/or imagination; a generalization (generic, basic form), or abstraction (mental impression), of a particular set of instances or occurrences (specific, though different, recorded manifestations of the concept).

(noun)

The most basic level in Boundless' three-level book structure. Each section contains at least one.

(noun)

An understanding retained in the mind from experience, reasoning, and/or imagination; a generalization or abstraction of a particular set of instances or occurrences.

Examples of concept in the following topics: