資料來源 : pyDict

實際,實用,實用主義,實物

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Practicality \Prac`ti*cal"i*ty\, n.
   The quality or state of being practical; practicalness.

資料來源 : WordNet®

practicality
     n : concerned with actual use rather than theoretical
         possibilities [ant: {impracticality}]