1. (noun) handsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfume; source of very heavy hardwood used for railroad ties

• ironwood tree
• mesua ferrea
• rose chestnut

2. (noun) a small slow-growing deciduous tree of northern Iran having a low domed shape

• iron tree
• iron-tree
• ironwood tree

3. (noun) medium-sized hop hornbeam of eastern North America

• eastern hop hornbeam
• ironwood tree
• ostrya virginiana

1. (noun) handsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfume; source of very heavy hardwood used for railroad ties

• tree

2. (noun) exceptionally tough or hard wood of any of a number of ironwood trees

• wood

3. (noun) a small slow-growing deciduous tree of northern Iran having a low domed shape

• angiospermous tree
• flowering tree

4. (noun) medium-sized hop hornbeam of eastern North America

• hop hornbeam

1. (noun) handsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfume; source of very heavy hardwood used for railroad ties

• genus mesua
• mesua

2. (noun) a small slow-growing deciduous tree of northern Iran having a low domed shape

• genus parrotia
• parrotia

3. (noun) medium-sized hop hornbeam of eastern North America

• genus ostrya
• ostrya