PROMPTUARY
\pɹˈɒmptjuːəɹˌi], \pɹˈɒmptjuːəɹˌi], \p_ɹ_ˈɒ_m_p_t_j_uː_ə_ɹ_ˌi]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.