See Also: arbor(encyclopedia)
arbor(dictionary)
Arbor Day(dictionary)
Arbor Day(dictionary)
Ann Arbor(encyclopedia)
Ann Arbor(tourism)
Arbor(medicine)
Ann Arbor flights(tourism)
Ann Arbor airports(tourism)
Arbor Lodge(tourism)

Arbor Day (iou)



Arbor Day noun phr. Orig. US. L19.
[from Latin arbor tree + DAY noun.]
A day set apart annually in the US, Australia, New Zealand, and elsewhere for the planting of trees.