noun
deciduous tall tree
Botanical term referring to a tall tree that sheds its leaves annually. Contrasts with 落葉喬木 (らくようきょうぼく), which is a synonym.
See also: 落葉喬木
この森には落葉高木が多く、秋になると紅葉が美しい。
This forest has many deciduous tall trees, and the autumn leaves are beautiful.
Compound of 落葉 (らくよう, 'fallen leaves' or 'defoliation') and 高木 (こうぼく, 'tall tree').