The Macropædia was introduced in the 15th edition (1974) with 19 volumes having 4,207 articles.

This feature was introduced in the 2002 edition.

He was introduced in the second super edition.

The half-orc was introduced in the first edition Player's Handbook (1978) as a player character race.

The famed race leader's maglia rosa, pink jersey, was introduced in the 1931 edition of the Giro.

Descartes' model did not cohere with the ideas introduced in the first edition of the Principia (1687).

The tournament will feature a qualifying stage, introduced in the 2011 edition.

The samurai was introduced in the original first edition Oriental Adventures book.

Augmented reality was introduced in the 2013 edition of the catalogue.

The concept of a three-figure minimum for all notation was introduced in the second edition.