Correct spelling for the English word "peditis" is [pɛdˈa͡ɪtɪs], [pɛdˈaɪtɪs], [p_ɛ_d_ˈaɪ_t_ɪ_s] (IPA phonetic alphabet).
Inflammation of the coffin bone and laminae in the horse.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.