EXTINCTION OF MERCURY
\ɛkstˈɪŋkʃən ɒv mˈɜːkjʊɹi], \ɛkstˈɪŋkʃən ɒv mˈɜːkjʊɹi], \ɛ_k_s_t_ˈɪ_ŋ_k_ʃ_ə_n ɒ_v m_ˈɜː_k_j_ʊ_ɹ_i]\
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Trituration of mercury with lard or other substance, until the metallic globules disappear. The mercury is then so divided, that it forms a black powder, generally considered to be a protoxide of mercury, but, perhaps, erroneously.
By Robley Dunglison
Word of the day
Snake's-head
- Guinea-hen flower; -- so called in England because its spotted petals resemble the scales of a snake's head.