railing
n. countable B1 Intermediate US //ˈɹeɪɫɪŋ// UK //ɹˈeɪlɪŋ// rail·ing
n. a fence or barrier made of metal or wood bars. You usually find them on stairs or balconies to keep people from falling.
n. a barrier consisting of a series of horizontal or vertical bars supported by posts. Often serves as a safety feature on staircases, balconies, or bridges.
He held onto the metal railing as he walked down the stairs.
The balcony has a sturdy iron railing to prevent anyone from accidentally falling over the edge.
The architect specified a sleek glass and steel railing for the mezzanine to maintain an unobstructed view of the gallery below.
By surface analysis, rail + -ing.
Usage
Often used in the plural when referring to a long stretch of fencing.