Thesaurus

inefficacious

Synonyms and Antonyms of inefficacious

1 not producing the desired result
  • His efforts to restore the neglected houseplant back to health were belated and sadly inefficacious.
Synonyms of inefficacious
Words Related to inefficacious
Near Antonyms of inefficacious
Antonyms of inefficacious
2 producing no results
  • an inefficacious medication
Synonyms of inefficacious
Words Related to inefficacious
Phrases Synonymous with inefficacious

in vain, no dice, not worth the candle, of no avail

Near Antonyms of inefficacious
Antonyms of inefficacious

Learn More about inefficacious


Seen and Heard

What made you want to look up inefficacious? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!