مخدر

muḵẖaddar (pass. part. of خدّر 'to conceal; to benumb,' etc., ii of خدر 'to keep oneself behind a curtain; to be benumbed'), part. Kept behind a curtain or a veil; veiled; concealed:—muḵẖaddir, (vulg.) muḵẖdir (act. part. of the same verb), part. adj. Benumbing; narcotic.