Meaning

2 senses
  1. Incapable of having the intended consequence.

  2. Not effective.

More definitions
  • lacking the power to produce a desired effect

Forms

more inefficacious, most inefficacious

Synonyms

1 synonyms

Antonyms

1 antonyms

Word family

2 related words

See also

neighbours in the dictionary
inefficacious — meaning, examples, forms, synonyms | Krumeto