PHOTOCHEMICAL EXCHANGE
\fˌə͡ʊtə͡ʊkˈɛmɪkə͡l ɛkst͡ʃˈe͡ɪnd͡ʒ], \fˌəʊtəʊkˈɛmɪkəl ɛkstʃˈeɪndʒ], \f_ˌəʊ_t_əʊ_k_ˈɛ_m_ɪ_k_əl ɛ_k_s_tʃ_ˈeɪ_n_dʒ]\
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.