demonstrational

Demonstrational is an adjective that relates to demonstration or to demonstratives. It can describe acts of showing or proving something, as well as a class of words used to point to particular entities in space, time, or discourse. The term derives from the Latin demonstratus, the past participle of demonstrare, meaning to show or Point out.

In linguistics, demonstrational or demonstratives refer to a word class that includes words such as this, that, these, and those. These forms can function as determiners or pronouns and are used to indicate the location or identity of an object relative to the speaker or discourse context. Demonstratives are often analyzed within a broader deictic system, which covers expressions that anchor meaning to time, place, or perspective. Distinctions among languages vary: some have a single demonstrative form for both determiner and pronoun use, while others distinguish proximal (this/these) from distal (that/those) or incorporate additional degrees of distance, visibility, or even speaker-inclusive versus exclusive reference.

Outside linguistics, demonstrational usage appears in education and media to describe materials and methods that show how a task is performed. Demonstrational teaching, demonstrations, and demonstrational videos or tutorials provide step-by-step procedures or examples intended to illustrate concepts in a concrete, observable way. This sense emphasizes the act of demonstrating as a pedagogical or explanatory technique.

See also: demonstratives, deictics, demonstration, instructional media.