cy·clo·pe·dia /ˌsaɪkləˈpidiə/
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  Cy·clo·pe·di·a Cy·clo·pæ·di·a n.
  1. 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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  cyclopedia
       n : a 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 [syn: encyclopedia,
            encyclopaedia, cyclopaedia]