Main definitions of arbor in English

: arbor1arbor2

arbor1

noun

  • 1An axle or spindle on which something revolves.

    • ‘The third step is to mount the wheels on the arbors and to place these assemblies between the front- and backplates in such a way that the wheels and pinions mesh and turn freely.’
    • ‘The indenter was secured into the arbor of a milling machine.’
    • ‘The bushing is secured in place by a solid arbor that passes through the front of the frame, through the middle of the bushing and is locked in place by the pivoting barrel and ejector rod.’
    1. 1.1 A device holding a tool in a lathe.
      • ‘Each shooter's tool kit contains loading dies, a small arbor press and a powder measure capable of being adjusted to throw precise charges.’
      • ‘Technician A says unless the job is done with an arbor press the tone wheel is likely to become deformed.’

Origin

Mid 17th century: from French arbre tree, axis. The spelling change was due to association with Latin arbor tree.

Pronunciation:

arbor

/ˈɑːbə/

Main definitions of arbor in English

: arbor1arbor2

arbor2

noun

Pronunciation:

arbor

/ˈɑːbə/