Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
No pronunciation record was provided for this word.
noun
The condition of being ineffective
Definition source: English Wiktionary via Wiktextract
Usage: uncountable, usually
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a lack of efficacy
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: inefficaciousness
Antonyms: efficacy
Broader terms: ineffectiveness, ineffectualness, ineffectuality
History
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- English efficacy English inefficacy From in- + efficacy.
Across languages
5 source translations are retained for this English entry.
