unequivocal

admitting of no doubt or misunderstanding; having only one meaning or interpretation and leading to only one conclusion; "unequivocal evidence"; "took an unequivocal position"; "an unequivocal success"; "an unequivocal promise"; "an unequivocal (or univocal) statement"

clearly defined or formulated; "the plain and unequivocal language of the laws"- R.B.Taney