'Ulmus alata' definitions:

Definition of 'Ulmus alata'

(from WordNet)
noun
North American elm having twigs and young branches with prominent corky projections [syn: winged elm, wing elm, Ulmus alata]

Definition of 'Ulmus alata'

From: GCIDE
  • Whahoo \Wha*hoo"\, n. (Bot.) An American tree, the winged elm. (Ulmus alata). [1913 Webster]