Definition of compendium in English:

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Pronunciation: /kəmˈpendēəm/

noun (plural compendiums or compendia /-dēə/)

1A collection of concise but detailed information about a particular subject, especially in a book or other publication.
Example sentences
  • The Skeptic's Dictionary is a compendium of detailed information about oft-repeated hoaxes, legends and quackery.
  • This book is a compendium of information on plants that are, or could be, useful to humans.
  • Overall, I found the book to be an impressive compendium of useful information and resources.
collection, compilation, anthology, treasury, digest;
summary, synopsis, précis, outline
1.1A collection of things, especially one systematically gathered: the program is a compendium of outtakes from our archives


Late 16th century: from Latin, 'profit, saving' (literally 'what is weighed together'), from compendere, from com- 'together' + pendere 'weigh'.

For editors and proofreaders

Syllabification: com·pen·di·um

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