: Examines varieties of discourse and regional, social, personal, and electronic variations, such as "Netspeak" and social media language.

The encyclopedia is organized into six thematic parts containing 25 chapters, totaling over 500 pages.

: New sections on language used on platforms like Facebook, Twitter, and WhatsApp, as well as internet trends like "doggo lingo".

: Traces the language's evolution from its origins and Old English through Middle and Early Modern English to its current status as a global language.