TACTICIAN
\taktˈɪʃən], \taktˈɪʃən], \t_a_k_t_ˈɪ_ʃ_ə_n]\
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By DataStellar Co., Ltd
By William Dodge Lewis, Edgar Arthur Singer
By James Champlin Fernald
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.