'Ulmus' definitions:

Definition of 'Ulmus'

From: WordNet
noun
Type genus of family Ulmaceae; deciduous trees having simple serrate leaves; widely distributed in temperate regions [syn: Ulmus, genus Ulmus]

Definition of 'Ulmus'

From: GCIDE
  • Ulmus \Ul"mus\, n. [L., an elm.] (Bot.) A genus of trees including the elm. [1913 Webster]