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