प्रभावहीन मतलब [वि.] - जिसका प्रभाव या असर न पड़ता हो; अप्रभावी; बेअसर। Also see Prabhavhin in English.
Here is meaning of Prabhavhin in hindi. Get definition and hindi meaning of Prabhavhin. What is Hindi definition and meaning of Prabhavhin ? (hindi matlab - arth kya hai?).