DCHP-1 Online
ironwood † 
n. a hardwood tree, Ostrya virginiana, native to central and eastern Canada; also its wood.
- 1795 (1911) I was amused by observing the . . . regular marked iron wood. . . .
- 1855 (1955) Hard wood stumps, such as Beech, Maple, Oak, Iron-wood . . . wrought out in that period, but pine stumps remained sound much longer, and require to be either burnt out or extracted by the aid of oxen or horses.
- 1956 The ironwood produces one of the hardest and toughest of native woods.
- 1795 (1911) I was amused by observing the . . . regular marked iron wood. . . .