URTICA
\ˈɜːtɪkə], \ˈɜːtɪkə], \ˈɜː_t_ɪ_k_ə]\
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By Willam Alexander Newman Dorland
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.