This is the 11319th most frequent Catalan word.
travesser
"Travesser" (Catalan): crossbar; beam; transverse element.
Here, "travesser" refers to the horizontal structural element at the top of a door frame.
El travesser de la porta està fet de fusta.
The door lintel is made of wood.
In this sentence, "travesser" represents the horizontal bar of a football (soccer) goal.
L'atacant va xutar la pilota i aquesta va colpejar el travesser.
The forward kicked the ball, and it hit the crossbar.
Here, "travesser" is used to denote a horizontal beam added to reinforce a structure.