lintel
/ˈlɪntəl/Definitions
1. noun
A horizontal beam spanning an opening, typically supported by posts or columns, and often bearing the weight of a roof or other structure.
“The lintel above the doorframe needed to be reinforced to support the weight of the new roof.”
2. verb
To clear the lint from (a printer or other device).
“You need to lintel your printer every week to prevent jams.”