AITCH-BONE
\ˈe͡ɪt͡ʃbˈə͡ʊn], \ˈeɪtʃbˈəʊn], \ˈeɪ_tʃ_b_ˈəʊ_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.