polyspermousadj.

Brit.

/ˌpɒlɪˈspəːməs/, U.S.

/ˌpɑliˈspərməs/

Origin: Of multiple origins. Partly a borrowing from Greek, combined with an English element. Partly a borrowing from Latin, combined with an English element. Etymons: Greek πολύσπερμος , -ous suffix; Latin polyspermus , -ous suffix.

Etymology: < ancient Greek πολύσπερμος abounding in seed ( < πολυ- poly- comb. form + σπέρμα seed: see sperm n.) + -ous suffix; originally (in quot. 1687) via post-classical Latin polyspermus ( J. Ray Historia plantarum (1686) I. xi. 578).

Botany.

Of a fruit or flower: containing or producing many (more than four) seeds. Of a plant: having such fruits or flowers.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > seed > plant having seed > [adjective] > of specific number or many

monospermous1687

polyspermous1687

polysperm1729

dispermous1760

tetraspermous1760

trispermous1760

one-seededa1794

monosperm1838

dispermatous1854

monospermal1857

monospermatous1857

polyspermatous1858

tetraspermal1860

tetraspermatous1860

polyspermal1882

monospermic1891

1687 Philos. Trans. 1686–7 (Royal Soc.) 16 287 Those Herbs, to each of whose Flowers succeed more than 4 naked Seeds, whose number is indefinite, they being Polyspermous.

1769 Compl. Farmer (ed. 2) at Fir Fir trees are raised from seeds taken out of their polyspermous cones.

1845 J. Lindley School Bot. (new ed.) iv. 26 Ovary polyspermous, many-celled.

1872 tr. L. Figuier Veg. World (new ed.) iii. 385 In the centre of the flower stands a column... The apex of the column bears the one-celled ovary, with three parietal polyspermous placentas.

1904 Bot. Gaz. 37 294 Indications of syncarpy may be the only remaining evidence of a previous polyspermous condition.

1947 Ann. Missouri Bot. Garden 34 190 A single spurred petal and the polyspermous fruit are paramount characters in distinguishing the genus.

1997 Brittonia 49 230/2 Distinguished by its depressed 5-winged fruits,..polyspermous rather than monospermous.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022).

单词	polyspermous
释义	polyspermousadj. Brit. /ˌpɒlɪˈspəːməs/, U.S. /ˌpɑliˈspərməs/ Origin: Of multiple origins. Partly a borrowing from Greek, combined with an English element. Partly a borrowing from Latin, combined with an English element. Etymons: Greek πολύσπερμος , -ous suffix; Latin polyspermus , -ous suffix. Etymology: < ancient Greek πολύσπερμος abounding in seed ( < πολυ- poly- comb. form + σπέρμα seed: see sperm n.) + -ous suffix; originally (in quot. 1687) via post-classical Latin polyspermus ( J. Ray Historia plantarum (1686) I. xi. 578). Botany. Of a fruit or flower: containing or producing many (more than four) seeds. Of a plant: having such fruits or flowers. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > plant having seed > [adjective] > of specific number or many monospermous1687 polyspermous1687 polysperm1729 dispermous1760 tetraspermous1760 trispermous1760 one-seededa1794 monosperm1838 dispermatous1854 monospermal1857 monospermatous1857 polyspermatous1858 tetraspermal1860 tetraspermatous1860 polyspermal1882 monospermic1891 1687 Philos. Trans. 1686–7 (Royal Soc.) 16 287 Those Herbs, to each of whose Flowers succeed more than 4 naked Seeds, whose number is indefinite, they being Polyspermous. 1769 Compl. Farmer (ed. 2) at Fir Fir trees are raised from seeds taken out of their polyspermous cones. 1845 J. Lindley School Bot. (new ed.) iv. 26 Ovary polyspermous, many-celled. 1872 tr. L. Figuier Veg. World (new ed.) iii. 385 In the centre of the flower stands a column... The apex of the column bears the one-celled ovary, with three parietal polyspermous placentas. 1904 Bot. Gaz. 37 294 Indications of syncarpy may be the only remaining evidence of a previous polyspermous condition. 1947 Ann. Missouri Bot. Garden 34 190 A single spurred petal and the polyspermous fruit are paramount characters in distinguishing the genus. 1997 Brittonia 49 230/2 Distinguished by its depressed 5-winged fruits,..polyspermous rather than monospermous. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < adj.1687
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