BILLETS-DOUX
\bˈɪlɪtsdˈuː], \bˈɪlɪtsdˈuː], \b_ˈɪ_l_ɪ_t_s_d_ˈuː]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.