CONTRACTION WAVE
\kəntɹˈakʃən wˈe͡ɪv], \kəntɹˈakʃən wˈeɪv], \k_ə_n_t_ɹ_ˈa_k_ʃ_ə_n w_ˈeɪ_v]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.