ACROSOME REACTION
\ˈakɹə͡ʊsˌə͡ʊm ɹɪˈakʃən], \ˈakɹəʊsˌəʊm ɹɪˈakʃən], \ˈa_k_ɹ_əʊ_s_ˌəʊ_m ɹ_ɪ__ˈa_k_ʃ_ə_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.