Emily Dickinson Lexicon

CY'CLOPS, n. [Gr. κυκλωψ; κυκλος, a circle, and ωψ, an eye.]

In fabulous history, certain giants, the sons of Neptune and Amphitrite, who had but one circular eye in the midst of the forehead. They inhabited Sicily, and assisted Vulcan in making thunderbolts for Jupiter. Lempriere.