BRIDGEBOARD
Meaning of BRIDGEBOARD in English
/brij"bawrd', -bohrd'/ , n.
a notched board serving as a string or carriage for a stair.
[ 1875-80; BRIDGE 1 + BOARD ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012