INEFFICACY
\ɪnˈɛfɪkəsi], \ɪnˈɛfɪkəsi], \ɪ_n_ˈɛ_f_ɪ_k_ə_s_i]\
Definitions of INEFFICACY
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2006
- WordNet 3.0
By Princeton University
2011
- English Dictionary Database
By DataStellar Co., Ltd
1899
- The american dictionary of the english language.
By Daniel Lyons
1871
- The Cabinet Dictionary of the English Language
1790
- A Complete Dictionary of the English Language
By Thomas Sheridan