'Fraxinus excelsior' definitions:

Definition of 'Fraxinus excelsior'

(from WordNet)
noun
Tall ash of Europe to the Caucasus having leaves shiny dark-green above and pale downy beneath [syn: European ash, common European ash, Fraxinus excelsior]

Definition of 'Fraxinus excelsior'

From: GCIDE
  • Fraxinus \Frax"i*nus\, prop. n. [L., the ash tree.] (Bot.) A genus of deciduous forest trees, found in the north temperate zone, and including the true ash trees. [1913 Webster]
  • Note: Fraxinus excelsior is the European ash; {Fraxinus Americana}, the white ash; Fraxinus sambucifolia, the black ash or water ash. [1913 Webster]