معرف

mu’arrif (act. part. of عرّف 'to make known,' etc., ii of عرف 'to know,' etc., part. adj. & s.m. Making known; describing; introducing; praising;—one who makes known; or introduces (to), etc.:—mu’arraf (pass. part. of the same verb), part. Made known;—marked; notified;—rendered definite (a noun).