单词 | polycotyledonary |
释义 | polycotyledonary/ˌpɒlɪˌkɒtɪˈliːd(ə)n(ə)ri/adjective 1 Zoology (Of a chorion or placenta) having many cotyledons (tufts of villi); (of an animal) having such a chorion or placenta. Now rare. 2 Botany. Of a plant embryo: = polycotyledonous rare. OriginLate 19th century; earliest use found in Proceedings of the Royal Society of London. From poly- + cotyledonary. |
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