Correct spelling for the English word "Compacture" is [kəmpˈakt͡ʃə], [kəmpˈaktʃə], [k_ə_m_p_ˈa_k_tʃ_ə] (IPA phonetic alphabet).
A close union of parts.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.