Meaning of the word efficacious in English

What does efficacious mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

efficacious

US /ˌef.əˈkeɪ.ʃəs/
UK /ˌef.əˈkeɪ.ʃəs/

Adjective

1.

able to produce the intended result:

Example:
We believe that educational or counseling programs are a more efficacious way of dealing with this problem than harsh sanctions.
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