THRESHOLD OPERATION
\θɹˈɛʃə͡ʊld ˌɒpəɹˈe͡ɪʃən], \θɹˈɛʃəʊld ˌɒpəɹˈeɪʃən], \θ_ɹ_ˈɛ_ʃ_əʊ_l_d ˌɒ_p_ə_ɹ_ˈeɪ_ʃ_ə_n]\
Word of the day
Tetrabromsulphthalein
- A phenolphthalein that is used as diagnostic aid in heptatic function determination.