s/n4125692

Information
has gloss	(noun) an undecorated arch that is included in order to strengthen or support a construction safety arch
lexicalization	eng: safety arch
subclass of	(noun) (architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it arch
subclass of	(noun) a device designed to provide additional strength; "the cardboard backing was just a strengthener"; "he used gummed reinforcements to hold the page in his notebook" reinforcement, strengthener