HYDROXYL ION
\hˈa͡ɪdɹəksˌɪl ˈa͡ɪɒn], \hˈaɪdɹəksˌɪl ˈaɪɒn], \h_ˈaɪ_d_ɹ_ə_k_s_ˌɪ_l ˈaɪ_ɒ_n]\
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.