arboretum

[ ahr-buh-ree-tuh m ]

/ ˌɑr bəˈri təm /

a plot of land on which many different trees or shrubs are grown for study or display.

Origin of arboretum

1830–40; < Latin arborētum a plantation of trees, equivalent to arbor tree + -ētum suffix denoting place where a given plant grows (cf. alameda)

A large proportion of the total acreage of the Gardens is monopolized by the arboretum.

Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4 |Various
To-day we arrived at Derby, and hastened to see its Arboretum.

Letters of a Traveller |William Cullen Bryant
Including the arboretum, their total area did not then exceed 11 acres.

Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4 |Various
Besides the works above mentioned, see Louden, Arboretum, ii.

Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 5 |Various

The Arboretum, or third section, includes twenty-five acres, and contains all kinds of ornamental and fruit trees.

Peculiarities of American Cities |Willard Glazier

arboretum

/ (ˌɑːbəˈriːtəm) /

a place where trees or shrubs are cultivated for their scientific or educational interest

C19: from Latin, from arbor tree