Correct spelling for the English word "pelidnoma" is [pˌɛlɪdnˈə͡ʊmə], [pˌɛlɪdnˈəʊmə], [p_ˌɛ_l_ɪ_d_n_ˈəʊ_m_ə] (IPA phonetic alphabet).
A circumscribed livid patch on the skin.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.