ANNUAL FERN
\ˈanjuːə͡l fˈɜːn], \ˈanjuːəl fˈɜːn], \ˈa_n_j_uː_əl f_ˈɜː_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.