Emily Dickinson Lexicon

CY-CLO-PE'DI-A, or CY'CLO-PEDE, n. [Gr. κυκλος, circle, and παιδεια, discipline, erudition.]

The circle or compass of the arts and sciences; circle of human knowledge. Hence, the book or books that contain treatises on every branch of the arts and sciences, arranged under proper heads, in alphabetical order, [See Encyclopedia.]