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单词 polyembryonate
释义

polyembryonateadj.

Brit. /ˌpɒlɪˈɛmbrɪəneɪt/, U.S. /ˌpɑliˈɛmbriəˌneɪt/
Origin: Formed within English, by compounding. Etymons: poly- comb. form, embryonate adj.
Etymology: < poly- comb. form + embryonate adj. Compare polyembryonic adj.
Botany. Now rare.
= polyembryonic adj. 1.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > seed > [adjective] > of parts > relating to embryo or radicle
rostellate1800
orthotropous1819
peritropal1819
radicular1819
rostelliform1819
homotropous1829
heterotropous1830
heterotropal1832
axile1839
amphitropous1841
homotropal1844
rostellara1845
amphitropal1847
peritropous1849
polyembryonate1864
polyembryonic1864
proembryonic1875
1864 Webster's Amer. Dict. Eng. Lang. Polyembryonate, (Bot.) consisting of, or having, several embryos; polyembryonic.
1949 Amer. Midland Naturalist 41 219 In most cases the polyembryonate [orchid] seeds contain not more than two embryos.
1963 Bot. Gaz. 124 359/1 In Hedychium 3.8% of the ovules are polyembryonate.
This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).
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adj.1864
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