OBSTETRICAL NURSINGS
\ɒbstˈɛtɹɪkə͡l nˈɜːsɪŋz], \ɒbstˈɛtɹɪkəl nˈɜːsɪŋz], \ɒ_b_s_t_ˈɛ_t_ɹ_ɪ_k_əl n_ˈɜː_s_ɪ_ŋ_z]\
Word of the day
Quinones
- Hydrocarbon rings which contain two moieties position. They can be substituted in any position except at the ketone groups.