Synonyms of Inefficacious in English :

Antonyms of Inefficacious in English

Thesaurus of Inefficacious in English

Inefficacious

see definition of inefficacious

Also see for inefficacious

1. (adjective) lacking the power to produce a desired effect

Antonyms of inefficacious

1. (adjective) lacking the power to produce a desired effect

Words Derivationally Related to inefficacious

1. (adjective) lacking the power to produce a desired effect