e/Security doors

Information
has gloss	eng: A Security door is a door which is designed more for the purpose of providing a strong barrier than for cosmetic considerations. Security doors commonly consist of an extra frame and door, made of wrought iron and expanded steel, which is bolted in place over a conventional door to a dwelling or office, making it harder for an intruder to enter.
lexicalization	eng: Security doors
instance of	(noun) a swinging or sliding barrier that will close the entrance to a room or building or vehicle; "he knocked on the door"; "he slammed the door as he left" door