UseInSentence Examples of words in sentences

Efficacious in a Sentence

Examples of efficacious in a sentence

Efficacious is a pretty challenging word, but we're here to help you better understand it...with EXAMPLES!

When learning new words, it's important to see how they're used, or to see them in the different contexts in which they're often used, and that's just what we'll do to help you better understand efficacious (and many other English words!). By seeing different ways you can use efficacious in a sentence, as well as synonyms and antonyms of efficacious, you will have a much better grasp on how it should be used, and you'll feel more confortable with using it much sooner.

Below you will find the definition of efficacious, followed by 42 sample sentences (from real sources), gradually increasing in length.


(adjective) - marked by qualities giving the power to produce an intended effect

View more definitions below

EXAMPLES - Efficacious in a Sentence

  1. In fact, that would probably be the most efficacious route. (source)
  2. 'efficacious' - despite the fact that the chemist sells the medicines. (source)
  3. It's not as efficacious, but you can get that into the economy quickly. (source)
  4. Next, I would like to demonstrate that international law is efficacious. (source)
  5. How many songs do you know that use the word "efficacious" without missing a beat? (source)
  6. Given that, I am continually seeking efficacious modalities that can help my patients. (source)
  7. The special grace which we refer to as efficacious is sometimes called irresistible grace. (source)
  8. Rivaroxaban was found to be more efficacious than enoxaparin at keeping blood clots from forming. (source)
  9. The CIA's own Inspector General wrote that waterboarding was not "efficacious" in producing information (source)
  10. He viewed such conversion attempts as being on all fours with his attempts to find more efficacious medicines for: (source)
  11. So to set an efficacious example for my son, instead of now stating "that's how I AM," I have chosen to change gears. (source)
  12. Both Beaton's Guide and my own dim memories of folk medicine held that spider's web was efficacious in dressing wounds. (source)
  13. No wonder your doctor knows nothing about bioidentical hormones as safe and efficacious alternatives to Premarin and Prempro. (source)
  14. Taxol is an efficacious cancer-fighting drug used to combat ovarian, breast and lung cancers, cardiovascular disease and AIDS. (source)
  15. However, if you're craving an equally efficacious product that won't pound the proverbial piggy, I adore Sam Brocato's Curlkarma. (source)
  16. Time will determine their long-term effectiveness; however, in the short-term some measures have proven more efficacious than others. (source)
  17. Water is considered to be the most efficacious purifying agent by Hindus because when it runs, it absorbs and it carries away pollution. (source)
  18. "efficacious" part in the "efficacious measures" of 1860, when, after the massacres in the Lebanon, Europe sent Lord Dufferin to Syria with (source)
  19. The pursuit of the objects of our desire and attachment involves the use of aggression and competitiveness as supposedly efficacious instruments. (source)
  20. The heavy-worlders would have to be officially reprimanded, though she wasn't sure how efficacious words would be against their physical strength. (source)
  21. But in 1962, the FDA's powers were increased: Drugs had to be shown not only to be safe which pre-1962 law had required, but also to be efficacious. (source)
  22. The law, adopted in 2005, lets drug companies seek patents for medicines invented after 1995, or for new and more efficacious versions of older drugs. (source)
  23. "This is one of the pills that are commonly used, and patients depend on it to be efficacious," said Jennifer Wu , an ob-gyn doctor at Lenox Hill Hospital in New York City. (source)
  24. Whether through giving, doing, or voting, they feel they are part of an efficacious body and enjoy the sense of active citizenship and active Christianity that that affords. (source)
  25. Framingham-based GTC Biotherapeutics 'ATryn, an anti-clotting medicine made from the milk of genetically altered goats, was deemed safe and "efficacious" by an FDA advisory panel. (source)
  26. I explained that though the raw mushroom caps were indeed poisonous, you could prepare a powdered preparation from the dried fungi that was very efficacious in stopping bleeding when applied topically. (source)
  27. But there is much yet to do, not the least of which is figuring out how best to inform the public in a way that offers a convenient, efficacious and affordable way to sustain behavior change, if they wish. (source)
  28. Time is not by itself "efficacious"; that is, the mere passage of time does not augment or diminish the capacities of anything and, in particular, it does not enhance or decrease an agent's powers or abilities. (source)
  29. My attitude is, I think that when you look at the missions that are being contemplated now -- 2025 to an asteroid; and 2030 to Mars -- it would've been far more efficacious for us to have kept going to the moon! (source)
  30. Army Reserve strategic intelligence officer who taught prisoner interrogation and military law for 18 years with the Sixth Army Intelligence School wrote that waterboarding was not "efficacious" in producing information (source)
  31. Novartis said it believes that Gilenya is a highly efficacious and cost-effective treatment for patients with multiple sclerosis and remains committed to engaging with NICE to ensure that patients will have access to the drug. (source)
  32. According to this doctrine, certain names are given by god, are naturally correct for application to what they name, and their use establishes an efficacious link between one who uses them, e.g. in prayer, and what they name, e.g. a god. (source)
  33. Instead, he cites Galen and Avicenna to show that women as well as men contribute material that forms the fetus; the female contribution, according to Agrippa, is the more efficacious, as shown by the strong resemblance of many sons to their mother. (source)
  34. Results from an unusually large study in 18,600 patients with acute coronary syndromes showed that Brilinta was more efficacious than Plavix at preventing heart attacks, strokes and death due to cardiovascular problems, AstraZeneca said in a statement. (source)
  35. But he didn't know any of that, all he knew was he'd just spent $30.00 for a spin with a working girl who refused to even take off her skirt, it was much more efficacious to just drop her panties, which she did after he produced his end of the transaction. (source)
  36. Their host seemed pleased, and the travelers had consumed a prodigious quantity of fresh fruits and vegetables, as well as several delicious prepared varieties which had been transformed through drying, steaming, broiling, and other means of efficacious preparation. (source)
  37. "If one is going to be conducting these lethal operations, and certainly by air or by Predator, it would seem to me that once you go down this road the more efficacious way to conduct these lethal operations is, in fact, via these unilateral operations on the ground." (source)
  38. Propelled to discover alternatives, I found myself traveling in Asia and South America, where I encountered physicians and healthcare providers with a common goal to explore various modalities in the hope of finding efficacious techniques to complement modern clinical care. (source)
  39. 'efficacious' initiation {whatever that maybe} that for him was the only one available {even though he was initiated in freemasonary} and hindooism seemed to exclude him because of the caste system {?} the whole subject of initiation is rather nebulous when you exclude all the flaky ones. (source)
  40. If fact, it is so efficacious that it makes one embrace Boyer more warmly (which I have found difficult given that my primary association to him is his equally effective performance as the sinister Gregory Anton opposite Ingrid Bergman in George Cukor's 1944 classic Gaslight) and hold him more dear. (source)
  41. Having been a councillor for the third term, I have gained invaluable decision-making skills and experience with proven track records of both campaigning at the grassroots level, coordinating the boardroom, delegating responsibility, contributing to decision-making process and providing meaningful advice for efficacious resolution. (source)
  42. "There naturally will be an assumption," the government allowed, in a document I recommend to anyone in search of an entertaining holiday read, "that if the NHS is offering homeopathic treatments, then they will be efficacious, whereas the overriding reason for NHS provision is that homeopathy is available to provide patient choice." (source)

Sentence Information

The average Flesch reading-ease score of the 42 example sentences provided below is 42.0, which suggests that "efficacious" is a difficult word that tends to be used by individuals of higher education, and is likely found in more advanced literature or in academia.


We have 17 synonyms for efficacious.

active, adequate, capable, competent, effective, effectual, energetic, influential, operative, potent, powerful, puissant, serviceable, strong, successful, useful, virtuous


We have 8 antonyms for efficacious.

impotent, incapable, inefficacious, inefficient, unproductive, unsuccessful, useless, weak


Pronunciation: (ĕfˌĭ-kāˈshəs)

Syllabification: fi-ca-cious


View up to 25 definitions of efficacious from 5 different sources, as well as parts of speech.

from The American Heritage© Dictionary of the English Language, 4th Edition
  1. (adjective) Producing or capable of producing a desired effect. See Synonyms at effective.

from Wiktionary, Creative Commons Attribution/Share-Alike License
  1. (adjective) effective

from the GNU version of the Collaborative International Dictionary of English
  1. (adjective) Possessing the quality of being effective; productive of, or powerful to produce, the effect intended.

from The Century Dictionary and Cyclopedia
  1. (None) Producing the desired effect; having power adequate to the purpose intended; effectual in operation or result.
  2. (None) Synonyms Efficient, Effectual, etc. (see effective); active, operative, energetic.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
  1. (adjective) marked by qualities giving the power to produce an intended effect
  2. (adjective) producing or capable of producing an intended result or having a striking effect