Resembling a tree in form and branching structure (adjective)
WordNet. Princeton University. 2010.
Use "tree-shaped" in a sentence
"First Offenders get a smelly, tree-shaped air "freshener" (Fir Stink for their First Ink)."
"The faithful leave votive candles—one this week was in a Christmas tree-shaped lantern decorated with a nativity scene—and other offerings at the base of the statue."
"With help from his father—and after many mistakes—Aidan ended up with two models: a traditional flat-panel array and a tree-shaped solar collector designed to mimic the branch sequence of an oak tree."