SERUMAL CALCULUS
\sˈɛɹuːmə͡l kˈalkjʊləs], \sˈɛɹuːməl kˈalkjʊləs], \s_ˈɛ_ɹ_uː_m_əl k_ˈa_l_k_j_ʊ_l_ə_s]\
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.