cyclopaedia

C3Y4C3L1O1P3A1E1D2I1A1
UK/saɪk.ləʊˈpiːd.i.ə/

noun

The circle or compass of the arts and sciences (originally, of the seven so-called liberal arts and sciences); circle of human knowledge.

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encyclopediacyclopediaencyclopaedia
OriginAncient Greek κύκλος →
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Meanings

nouncyclopaedia (plural cyclopaedias or cyclopaediae)

plural cyclopaedias · plural cyclopaediae · alternative UK cyclopædia · alternative US cyclopedia

  1. archaicThe circle or compass of the arts and sciences (originally, of the seven so-called liberal arts and sciences); circle of human knowledge.
  2. archaicAn encyclopedia.

Synonyms & antonyms

nouna reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty

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encyclopediacyclopediaencyclopaedia
Broader
reference bookreferencereference work
Also see
encyclopaediaencyclopedia

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Ancient Greekκύκλος“circle”
  2. Englishcyclopaedia

From Ancient Greek κύκλος (kúklos, “circle”) + παιδεία (paideía, “child-rearing, education”). See cycle, and compare encyclopedia.

More words from Ancient Greek

Full word history & related roots →

Rhymes & wordplay

Rhymes with cyclopaedia

mediamultimediaencyclopediawikipediaencyclopaediahypermediacybermediaold media
All rhymes →
Cite this entry
APA

cyclopaedia. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cyclopaedia

MLA

“cyclopaedia.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cyclopaedia. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “cyclopaedia,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cyclopaedia.

Source: cyclopaedia on Wiktionary, CC BY-SA 4.0.