Capable of causing or effecting expansion: as, the expansive force of heat.
Capable of being expanded, or of expanding or spreading out in volume or extent; dilatable: as, the expansive quality of air; expansive gases or substances.
Embracing a large number of objects or particulars; wide-extending; comprehensive: as, expansive benevolence; an expansive outlook.
Comprehensive in feeling or action; sympathetic; effusive.