[ex.pan.sive] adj (1651) 1: having a capacity or a tendency to expand
2: causing or tending to cause expansion 3 a: characterized by high spirits, generosity, or readiness to talk: open "grew ~ after dinner" b: marked by or indicative of exaggerated euphoria and delusions of self-importance "an ~ patient"
4: marked by expansion; esp: having a great expanse or extent: sizable, extensive
5: characterized by richness, abundance, or magnificence "~ living" -- ex.pan.sive.ly adv -- ex.pan.sive.ness n