(Capable of having a desired effect or result, effective.)
"The medicine is efficacious in stopping a cough."
"The farmers were looking for a chemical that would be efficacious against the corn fungus."
Efficacy means useful, or able to perform a task satisfactorily. An example sentence would be: She examined the efficacy of the new grading tool at the end of the school year and decided that, because of all the bugs, it was practically useless.
efficacious - having strong swaying power or hindering the the behaviors of others.
.. how can use scrum in a sentence
how can we use travelogue in the sentence
How to use foundation in a sentence
That medicine is efficacious in treating a cold
successful, efficacious, useful
The word efficacious means about the same as "effective" -- it means capable of having the intended result. Example: "A shotgun is efficacious in controlling wild rabbits." "For a simple cough, honey is often as efficacious as medicinal syrups."
The belief that political involvement can bring about change
productive, efficient, effective
Quinine
An efficacious symbol is something that promotes an idea, but at the same time it actually causes that idea to happen. For example, the Church is one because it "promotes" salvation, but it also "causes" salvation.
Useful, of course, but also handy, utile, efficacious, productive
B12
i do not know how to use embalming in a sentence. (there is the sentence)
So- you are asking when to use 'when' in a sentence. When you are asking how to use when in a question, you are already using when in a sentence, because a question actually is a sentence. I like to use when in a sentence whenever I like.
Effective, effectual, efficacious, productive, industrious.