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efficacious

/ˌefɪˈkeɪʃəs/adjective

उच्चारण एफ़िकेशस

प्रभावकारी, कारगर, असरदार

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Asked in previous papers

as antonym

SSC CPO Pre 2019SSC Exams before 2018
adjective
  1. 1

    formal

    (of a medicine or treatment) able to produce the result that was intended

    प्रभावकारी, कारगर, असरदार

    • an efficacious remedy for cough
    • Tulsi tea is an efficacious home remedy for a mild sore throat.
    • Doctors found the new drug highly efficacious against malaria.
    + 3 more examples
    • Honey and ginger is an efficacious remedy for a sore throat.
    • The treatment proved efficacious within a week.
    • Is this ointment efficacious for skin rashes?

    Synonyms effective potent productive successful powerful

    Opposite ineffective inefficacious useless futile

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≈Synonyms and antonyms
AaSpelling

ef·fi·ca·cious

With double f and -cacious (not 'eficacious' or 'efficatious'); the noun efficacy (effectiveness, especially of a medicine).

दो f और अंत में -cacious ('eficacious' या 'efficatious' गलत है); noun efficacy (प्रभावशीलता, विशेषकर दवा की)।

?Which word?

Keep the family apart: effective (producing the intended result), efficient (working well without waste), efficacious (formal, of treatments), effectual (formal, producing the intended effect).

परिवार को अलग रखिए: effective (वांछित परिणाम देने वाला), efficient (बिना बरबादी के अच्छा काम करने वाला), efficacious (औपचारिक, उपचार के लिए), effectual (औपचारिक, वांछित प्रभाव देने वाला)।