say it: ik-SPAN-siv
expansive is an adjective meaning "able or tending to expand or characterized by expansion". It carries 4 recorded senses.
able or tending to expand or characterized by expansion
“Expansive materials”
“the expansive force of fire”
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”
friendly and open and willing to talk
“wine made the guest expansive”
Definitions, synonyms and semantic relations for expansive come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.