Encyclopedia

/ɪnˌsaɪ.kəˈloʊ.piː.ə/

Meaning & Definition

noun
A comprehensive reference work containing articles on a wide range of topics, usually arranged alphabetically, and providing information about them.
I spent the afternoon researching in the encyclopedia to complete my history project.
A book or set of books containing information on many subjects, typically one of a series.
The World Book Encyclopedia is a popular choice for students and families.
A summary of knowledge in a specific area or field.
The encyclopedia of science provides in-depth information on various scientific disciplines.
An extensive compilation of knowledge, sometimes in a digital format.
Many people use online encyclopedias, like Wikipedia, for quick references.

Etymology

Derived from the Greek 'enkuklios paideia', meaning 'general education'.

Common Phrases and Expressions

online encyclopedia
An internet-based resource providing encyclopedic information.
encyclopedia of knowledge
A comprehensive source of information covering many areas.
living encyclopedia
A person who has extensive knowledge about many subjects.

Related Words

compendium
A brief summary of a larger work or subject.
lexicon
The vocabulary of a person, language, or subject.
repository
A place where data or information is stored and can be retrieved.

Slang Meanings

Brainiac
He's such a brainiac; he knows more than any encyclopedia.
Walking encyclopedia
She's a walking encyclopedia when it comes to trivia.