prac·ti·cal /ˈpræktɪkəl/
 (a.)實際的,實踐的;實用的,應用的;有實際經驗的
 Prac·ti·cal a.
 1. Of or pertaining to practice or action.
 2. Capable of being turned to use or account; useful, in distinction from ideal or theoretical; as, practical chemistry. “Man's practical understanding.” --South. “For all practical purposes.” --Macaulay.
 3. Evincing practice or skill; capable of applying knowledge to some useful end; as, a practical man; a practical mind.
 4. Derived from practice; as, practical skill.
 Practical joke, a joke put in practice; a joke the fun of which consists in something done, in distinction from something said; esp., a trick played upon a person.
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 practical
      adj 1: concerned with actual use or practice; "he is a very
             practical person"; "the idea had no practical
             application"; "a practical knowledge of Japanese";
             "woodworking is a practical art" [ant: impractical]
      2: guided by practical experience and observation rather than
         theory; "a hardheaded appraisal of our position"; "a
         hard-nosed labor leader"; "completely practical in his
         approach to business"; "not ideology but pragmatic
         politics" [syn: hardheaded, hard-nosed, pragmatic]
      3: being actually such in almost every respect; "a practical
         failure"; "the once elegant temple lay in virtual ruin"
         [syn: virtual(a), practical(a)]
      4: having or put to a practical purpose or use; "practical
         mathematics"; "practical applications of calculus"