SILICEOUS
\sɪlˈa͡ɪʃəs], \sɪlˈaɪʃəs], \s_ɪ_l_ˈaɪ_ʃ_ə_s]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.