PRINCIPLE OF EQUIVALENCE
\pɹˈɪnsɪpə͡l ɒv ɪkwˈɪvələns], \pɹˈɪnsɪpəl ɒv ɪkwˈɪvələns], \p_ɹ_ˈɪ_n_s_ɪ_p_əl ɒ_v ɪ_k_w_ˈɪ_v_ə_l_ə_n_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.