Correct spelling for the English word "Interclusion" is [ˌɪntəklˈuːʒən], [ˌɪntəklˈuːʒən], [ˌɪ_n_t_ə_k_l_ˈuː_ʒ_ə_n] (IPA phonetic alphabet).
A stopping; interception.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.