Dictionary
ex•pan•sive
Pronunciation: (ik-span'siv), [key]—
adj.
1. having a wide range or extent; comprehensive; extensive:
expansive mountain scenery.
2. (of a person's character or speech) effusive, unrestrained, free, or open:
Our expansive host welcomed us warmly.
3. tending to expand or capable of expanding.
4. causing expansion:
the expansive force of heat.
5. working by expansion, as an engine.
6. Psychiatry.marked by an abnormal euphoric state and by delusions of grandeur.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.