i·ron·wood 
(īərn-wd′)
(īərn-wd′)n.
1. Any of numerous trees, such as the hornbeam and the hop hornbeam, that have very hard wood.
2. The wood of any of these trees.
- vacillatingly
- vacillation
- vacillator
- vacillatory
- vacua
- vacuity
- vacuolar
- vacuolar membrane
- vacuolate
- vacuolated
- vacuolation
- vacuole
- vacuous
- vacuously
- vacuousness
- vacuum
- vacuum aspiration
- vacuum bottle
- vacuum casting
- vacuum cleaner
- vacuum curettage
- vacuum drying
- vacuum energy
- vacuum flask
- vacuum fluctuation