- Today's Word
Panacea
pan-uh-SEE-uh
Definition
- (noun) A solution or remedy for all problems, difficulties, or diseases; a universal cure.
Example
While renewable energy is a significant step forward, it is not a panacea for all environmental challenges.
Fun Fact
“Panacea” originates from the Greek word panakeia, which combines pan- (“all”) and akos (“remedy”). In Greek mythology, Panacea was the goddess of healing and daughter of Asclepius, the god of medicine. The term entered English during the 16th century to describe the mythical “universal cure” sought by alchemists and physicians. Although no such cure exists, the word has endured as a metaphor for overly simplistic solutions to complex problems.
(adjective) Capable of producing the desired result; successful in achieving the intended outcome.
The new treatment proved remarkably efficacious in clinical trials, reducing symptoms in over ninety percent of patients within the first two weeks.
Efficacious derives from the Latin efficax, meaning “powerful” or “effectual,” rooted in efficere — “to bring about” or “to accomplish” — built from ex- (“out”) and facere (“to make” or “to do”). The same root gives us effect, efficient, and efficacy — a family of words all built around the idea of something being done and producing a result. It entered English in the 16th century, used predominantly in medical and philosophical contexts to describe remedies or arguments that actually worked.