flange
nounUK /flændʒ/
US /flændʒ/
A flat edge that sticks out from a pipe or wheel to help hold it in place.
The plumber tightened the bolts on the pipe's flange.
OTHER MEANINGS
2. A projecting flat rim on a structural beam used to add strength.
The steel beam's flange was bolted to the column.
3. A raised edge on a train wheel that keeps it on the track.
The train wheel's flange gripped the rail as it turned.
4. To attach or strengthen something with a flange.
Workers flanged the two sections of the duct together.