Relating to or having the characteristics of a cyclopaedia; comprehensive and covering a wide range of subjects.
From cyclopaedia + -ic (adjective suffix). This adjective allows description of works, knowledge, or understanding that is broad, thorough, and comprehensive like an encyclopedia.
When something is described as 'cyclopaedic,' it means impossibly comprehensive—Victorian scholars dreamed of cyclopaedic knowledge where one person could understand everything.
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