Grammar Tips & Articles »

efficacious - vocabulary

This Grammar.com article is about efficacious - vocabulary — enjoy your reading!

27 sec read
2,231 Views
  Ed Good  —  Grammar Tips
Font size:

efficacious - adjective

Capable of having the desired result; effective as a method, means, or remedy.

Note: The noun form efficacy means effectiveness. For example, to gain FDA approval, a drug company must show the efficacy of the drug.

The efficacy of religion lies precisely in what is not rational, philosophic or eternal; its efficacy lies in the unforeseen, the miraculous, the extraordinary.

—Henri Frédéric Amiel Journal (1885)

Note: You may download the Grammar eBook Build Your Vocabulary and get all 406 vocabulary words.

 

Next Word: effrontery Previous Word: effete

Rate this article:

     

Have a discussion about this article with the community:

0 Comments

    Citation

    Use the citation below to add this article to your bibliography:

    Style:MLAChicagoAPA

    "efficacious - vocabulary." Grammar.com. STANDS4 LLC, 2024. Web. 23 Apr. 2024. <https://www.grammar.com/efficacious-vocabulary>.

    Powered by CITE.ME Cite.Me

    Free, no signup required:

    Add to Chrome

    Check your text and writing for style, spelling and grammar problems everywhere on the web!

    Free, no signup required:

    Add to Firefox

    Check your text and writing for style, spelling and grammar problems everywhere on the web!

    Browse Grammar.com

    #ABCDEFGHIJKLMNOPQRSTUVWXYZ

    Free Writing Tool:

    Instant
    Grammar Checker

    Improve your grammar, vocabulary, and writing -- and it's FREE!


    Quiz

    Are you a grammar master?

    »
    Identify the sentence with correct use of the future perfect tense:
    A By tomorrow, she will have completed her project.
    B She had completed the task yesterday.
    C He is working on the assignment now.
    D They have finished their dinner before the movie starts.

    Improve your writing now:

    Download Grammar eBooks

    It’s now more important than ever to develop a powerful writing style. After all, most communication takes place in reports, emails, and instant messages.