Phase doorway - an entrance into the backstage area of theater; used by performers and also other theater personnel encroachment, intrusion, invasion - any entry into a region not Earlier occupied; "an invasion of travelers"; "an invasion of locusts" hold - hold the eye of; "The soprano held the viewers"; https://andersontjxmz.oblogation.com/36649131/entrance-mats-things-to-know-before-you-buy