leafdomnonce-wd.|ˈliːfdəm| [f. leaf n.1 + -dom.] The realm of leaves. 1856Aird Poet.Wks. 127 What life the little Creeper of the Tree To leafdom sends.1888M. W. Hungerford Under-Currents I. i. 1 Clothed with a tender foliage, a very baby leafdom, just bursting into the fuller life.