PROTEROZOIC EON
\pɹˈə͡ʊtɹəzˌə͡ʊɪk ˈiːɒn], \pɹˈəʊtɹəzˌəʊɪk ˈiːɒn], \p_ɹ_ˈəʊ_t_ɹ_ə_z_ˌəʊ_ɪ_k ˈiː__ɒ_n]\
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By Princeton University
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.