WordWeb Online

1. Capable of being treated as fact
   "tangible evidence";
   - real
    
2. Perceptible by the senses especially the sense of touch
   "skin with a tangible roughness";
   - touchable
    
3. (of especially business assets) having physical substance and intrinsic monetary value
   "tangible property like real estate"; "tangible assets such as machinery"
    
4. Capable of being perceived; especially capable of being handled, touched or felt
   "a barely tangible dust";
   - palpable

See also: concrete, perceptible, real, realisable [Brit], realizable, tactile, tactual

Antonym: impalpable, intangible

Encyclopedia: Tangible