Is “Treen” a Scrabble word?
Yes
TREEN
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Treen
/tɹiːn/
noun
1.Fast growing function based on Kruskal's tree theorem.
noun
1.A perennial woody plant, not exactly defined, but differentiated from a shrub by its larger size (typically over a few meters in height) or growth habit, usually having a single (or few) main axis or trunk unbranched for some distance above the ground and a head of branches and foliage.
“Birds have a nest in a tree in the garden.”
2.Any plant that is reminiscent of the above but not classified as a tree (in any botanical sense).
“the banana tree”
3.An object made from a tree trunk and having multiple hooks or storage platforms.
“He had the choice of buying a scratching post or a cat tree.”