arbor

US /ˈɑːr.bɚ/
UK /ˈɑːr.bɚ/
"arbor" picture
1.

a leafy, shady recess formed by tree branches or shrubs, or by a structure of latticework or intertwined branches, covered with climbing plants

:
They sat under the rose arbor, enjoying the cool shade.
The garden featured a beautiful wooden arbor at its entrance.
2.

a spindle or axle on which something revolves

:
The drill bit was mounted on the arbor of the machine.
The watchmaker carefully placed the gear onto the tiny arbor.