polytocousadj.

Brit.

/pəˈlɪtəkəs/, U.S.

/pəˈlɪdəkəs/

Forms: 1800s– polytocous, 1900s– polytokous.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πολυτόκος , -ous suffix.

Etymology: < ancient Greek πολυτόκος bearing more than one child, producing numerous offspring, prolific ( < πολυ- poly- comb. form + τόκος offspring, childbirth: see toco- comb. form) + -ous suffix. Compare earlier polytoky n. and also monotocous adj.

†1. Botany. = polycarpic adj. 1. Obsolete. rare.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > fruit or reproductive product > plant that bears fruit > [adjective] > bearing fruit or fruitful > many or spec. number of times

biferous1656

multiferous1656

triferous1656

monocarpous1830

polycarpous1832

sychnocarpous1832

monocarpic1849

polycarpic1849

monocarpian1856

polytocous1879

monotocous1880

hapaxanthic1893

pollakanthic1909

pollakanthous1965

1879 A. Gray in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) I. iii. 33 Polytocous (bearing many times) would be more appropriate [than polycarpic].

2. Zoology. Giving birth to several offspring at a time; = multiparous adj. 1.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > [adjective] > bearing more than one at a time

multiparous1646

multiparient1788

brooded1857

pluriparous1866

polytocous1924

1924 Proc. Royal Soc. B. 95 551 Most of the records which exist on this latter process relate to polytocous animals, in which the question is obviously different from monotocous animals.

1932 Proc. 6th Internat. Congr. Genetics I. 188 In polytokous mammals we may expect that genes favoring rapid embryonic growth will spread.

1956 Nature 11 Feb. 288/2 Many observers have stressed the importance of a change in the nutrition of polytocous ewes during late pregnancy in the etiology of the disease.

1971 Nature 8 Oct. 379/1 In the polytocous species such as the small mammals and even the pig, it is not normally necessary to induce superovulation in order to provide the requisite number of eggs.

1990 Jrnl. Zool. 222 569 Both monotocous and polytocous bats occur in Malawi.

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

单词	polytocous
释义	polytocousadj. Brit. /pəˈlɪtəkəs/, U.S. /pəˈlɪdəkəs/ Forms: 1800s– polytocous, 1900s– polytokous. Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πολυτόκος , -ous suffix. Etymology: < ancient Greek πολυτόκος bearing more than one child, producing numerous offspring, prolific ( < πολυ- poly- comb. form + τόκος offspring, childbirth: see toco- comb. form) + -ous suffix. Compare earlier polytoky n. and also monotocous adj. †1. Botany. = polycarpic adj. 1. Obsolete. rare. ΘΚΠ the world > plants > part of plant > reproductive part(s) > fruit or reproductive product > plant that bears fruit > [adjective] > bearing fruit or fruitful > many or spec. number of times biferous1656 multiferous1656 triferous1656 monocarpous1830 polycarpous1832 sychnocarpous1832 monocarpic1849 polycarpic1849 monocarpian1856 polytocous1879 monotocous1880 hapaxanthic1893 pollakanthic1909 pollakanthous1965 1879 A. Gray in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) I. iii. 33 Polytocous (bearing many times) would be more appropriate [than polycarpic]. 2. Zoology. Giving birth to several offspring at a time; = multiparous adj. 1. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > [adjective] > bearing more than one at a time multiparous1646 multiparient1788 brooded1857 pluriparous1866 polytocous1924 1924 Proc. Royal Soc. B. 95 551 Most of the records which exist on this latter process relate to polytocous animals, in which the question is obviously different from monotocous animals. 1932 Proc. 6th Internat. Congr. Genetics I. 188 In polytokous mammals we may expect that genes favoring rapid embryonic growth will spread. 1956 Nature 11 Feb. 288/2 Many observers have stressed the importance of a change in the nutrition of polytocous ewes during late pregnancy in the etiology of the disease. 1971 Nature 8 Oct. 379/1 In the polytocous species such as the small mammals and even the pig, it is not normally necessary to induce superovulation in order to provide the requisite number of eggs. 1990 Jrnl. Zool. 222 569 Both monotocous and polytocous bats occur in Malawi. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < adj.1879
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