Definition of inefficacy
:lack of power to produce a desired effect
-
Trending Now:
More Trending:
- dotage, dotard otherwise federalism bodega carceral
- ALL
What's Trending Now
More Trending Words
Explore Merriam-Webster
Recent Examples of inefficacy from the Web
-
Kelly will inherit a West Wing that has set a new standard for chaos, backstabbing, factionalism, and inefficacy.
-
The inefficacy of Obama’s administration implementing protection for undocumented immigrants should also be highlighted.
-
The giraffe, said Mivart, was a perfect example of natural selection’s inefficacy.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inefficacy.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of inefficacy
Late Latin inefficacia, from Latin inefficac-, inefficax inefficacious, from in- + efficac-, efficax efficacious
Seen and Heard
What made you want to look up inefficacy? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!