1. Showing no tendency to expand
   "unexpansive bodies" 
2. Not given to high spirits or effusiveness
   "an unexpansive man"

See also: restrained

Antonym: expansive

• Agaricus
• Agaricus arvensis
• Agaricus campestris
• Agassiz
• Agastache
• Agastache foeniculum
• Agastache mexicana
• Agastache nepetoides
• agate
• agate line
• activation energy
• activator
• active
• active agent
• active air defense
• active application
• active birth
• active citizen
• active immunity
• active matrix screen
• active placebo
• active site
• active transport
• active trust
• active voice