de ‧ mys ‧ ti ‧ fy /ˌdiːˈmɪstəfaɪ, ˌdiːˈmɪstɪfaɪ/ BrE AmE verb ( past tense and past participle demystified , present participle demystifying , third person singular demystifies ) [transitive]
to make a subject that seems difficult or complicated easier to understand, especially by explaining it in simpler language:
This book demystifies the male worlds of plumbing and carpentry.
—demystification /diːˌmɪstəfɪˈkeɪʃ ə n, diːˌmɪstɪfɪˈkeɪʃ ə n/ noun [uncountable]