効果的

(1) 意図した結果を創出しまたは創出することができ、または顕著な効果を生み出す(producing or capable of producing an intended result or having a striking effect; "an air-cooled motor was more effective than a witch's broomstick for rapid long-distance transportation"-LewisMumford; "effective teaching methods"; "effective steps toward peace"; "made an effective entrance"; "his complaint proved to be effectual in bringing action"; "an efficacious law")(producing or capable of producing an intended result or having a striking effect)

⇒効果的な法律(producing or capable of producing an intended result or having a striking effect)

(2) 役に立つ機能を持つさま(having a useful function; "utilitarian steel tables")(having a useful function)

⇒実用的なスチール製のテーブル(having a useful function)

(3) 手段または治療としてよく働く(works well as a means or remedy; "an effective reprimand"; "a lotion that is effective in cases of prickly heat")(works well as a means or remedy)

⇒あせもの事例に効果的であるローション(works well as a means or remedy)

(4) 目的を達成することができる効果的に機能すること(able to accomplish a purpose; functioning effectively; "people who will do nothing unless they get something out of it for themselves are often highly effective persons..."-G.B.Shaw; "effective personnel"; "an efficient secretary"; "the efficient cause of the revolution")(able to accomplish a purpose)(functioning effectively)

⇒革命の動力因(functioning effectively)

(5) 意図して結果を導く力を与える性質に特徴的な(marked by qualities giving the power to produce an intended effect; "written propaganda is less efficacious than the habits and prejudices...of the readers"-Aldous Huxley; "the medicine is efficacious in stopping a cough")(marked by qualities giving the power to produce an intended effect)

⇒その薬は、咳を止めるのに効果的である(marked by qualities giving the power to produce an intended effect)