CERTIFICATION MARK
\sˌɜːtɪfɪkˈe͡ɪʃən mˈɑːk], \sˌɜːtɪfɪkˈeɪʃən mˈɑːk], \s_ˌɜː_t_ɪ_f_ɪ_k_ˈeɪ_ʃ_ə_n m_ˈɑː_k]\
Word of the day
Tetrabromsulphthalein
- A phenolphthalein that is used as diagnostic aid in heptatic function determination.