Correct spelling for the English word "antituman" is [ˌantɪtjˈuːmən], [ˌantɪtjˈuːmən], [ˌa_n_t_ɪ_t_j_ˈuː_m_ə_n] (IPA phonetic alphabet).
Trade name of sodium chondroitinsulphate, proposed as a remedy for cancer on the theory that it is a constituent of cartilage and the walls of the arteries which seem to be immune to cancer; hypodermic dose, gr. 1 1/2 (0.1).
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.