Correct spelling for the English word "dedolation" is [dˌɛdəlˈe͡ɪʃən], [dˌɛdəlˈeɪʃən], [d_ˌɛ_d_ə_l_ˈeɪ_ʃ_ə_n] (IPA phonetic alphabet).
A slicing wound made by a sharp instrument grazing the surface.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.