proskynesis noun2 •(historical) The act of bowing down before a lord or ruler, especially in ancient Persia.The participants in turn drank a toast, performed proskynesis and received a kiss from the king. — 1993 •The level of veneration properly given to God's creations rather than to God himself.It was proskynēsis which the worshipper at home or in church offered to an icon. — 2009