arbor

1 of 3

noun (1)

ar·​bor ˈär-bər 

: a shelter of vines or branches or of latticework covered with climbing shrubs or vines

Illustration of arbor

• ¹arbor

arbor

2 of 3

noun (2)

1

: a spindle or axle of a wheel

2

: a main shaft or beam

3

: a shaft on which a revolving cutting tool is mounted

4

: a spindle on a cutting machine that holds the work to be cut

arbor-

3 of 3

combining form

variants or arbori-

: tree

arboriculture

Examples of arbor in a Sentence

Recent Examples on the Web

Noun

Outside, the ocean-facing pool and spa are surrounded by a stone patio, a fire pit, a bocce ball court, a chicken coop, and a lemon arbor. —Emma Reynolds, Robb Report, 25 Feb. 2025

In order to be a tree city, the community must adhere to standards laid out by the Arbor Day Foundation such as creating a public tree care ordinance, and an arbor day celebration. —Graham P. Johnson, Twin Cities, 11 Jan. 2024

The grant will also be used to provide arbor care training to Blue Island’s Public Works staff scheduled in February. —Samantha Moilanen, Chicago Tribune, 2 Jan. 2025

Relocate firewood and lumber to Zone 2. Replace combustible fencing, gates, and arbors attached to the home with noncombustible alternatives. —Eric MacK, Forbes, 11 Jan. 2025

Word History

Etymology

Noun (1)

Middle English erber, herber garden, from Anglo-French, from herbe herb, grass

Noun (2)

Latin, tree, shaft

Combining form

Latin arbor

First Known Use

Noun (1)

14th century, in the meaning defined above

Noun (2)

1659, in the meaning defined at sense 1

Rhymes for arbor

• arbour
• harbor
• harbour

Kids Definition

arbor

noun

ar·​bor

ˈär-bər

: a shelter of vines or branches or a structure of crossed wood or metal strips covered with climbing shrubs or vines

Medical Definition

arbor

noun

ar·​bor ˈär-bər 

: a branching anatomical structure resembling a tree