'Expansive' definitions:

Definition of 'expansive'

(from WordNet)
adjective
Able or tending to expand or characterized by expansion; "Expansive materials"; "the expansive force of fire" [ant: unexpansive]
adjective
Of behavior that is impressive and ambitious in scale or scope; "an expansive lifestyle"; "in the grand manner"; "collecting on a grand scale"; "heroic undertakings" [syn: expansive, grand, heroic]
adjective
Marked by exaggerated feelings of euphoria and delusions of grandeur
adjective
Friendly and open and willing to talk; "wine made the guest expansive" [syn: expansive, talkative]

Definition of 'Expansive'

From: GCIDE
  • Expansive \Ex*pan"sive\ ([e^]ks*p[a^]n"s[i^]v), a. [Cf. F. expansif.]
  • 1. Having a capacity or tendency to expand or dilate; diffusive; of much expanse; wide-extending; as, the expansive force of heat; the expansive quality of air. [WordNet sense 1] [1913 Webster]
  • A more expansive and generous compassion. --Eustace. [1913 Webster]
  • His forehead was broad and expansive. --Prescott.
  • 2. causing expansion; as, the expansive force of heat. [1913 Webster +PJC]
  • 3. of much expanse; wide-extending; as, an expansive view of the mountains. [PJC]
  • 4. friendly, open, and unrestrained in conversation or discourse; -- of people; as, wine made the guest expansive. [WordNet sense 4]
  • Syn: effusive, talkative. [WordNet 1.5]
  • 5. characterized by exaggerated feelings of euphoria and delusions of grandeur. [WordNet sense 3] [WordNet 1.5] -- {Ex*pan"sive*ly}, adv. -{Ex*pan"sive*ness}, n. [1913 Webster]

Definition of 'expansive'

From: GCIDE
  • euphoric \euphoric\ adj. strongly experiencing a feeling of well-being; feeling euphoria. Opposite of dysphoric. [Narrower terms: expansive]
  • Syn: elated, happy. [WordNet 1.5]