macrosporangen.

Origin: Formed within English, by compounding; probably modelled on a French lexical item. Etymons: macro- comb. form, sporange n.

Etymology: < macro- comb. form + sporange n., probably after French macrosporange (see macrosporangium n.). Compare earlier macrosporangium n. N.E.D. (1904) gives the pronunciation as (mæ:kroˌsporæ·ndʒ) /ˌmækrəʊspɒˈrændʒ/.

Botany. Now rare.

= megasporangium n.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > spore or sporule > [noun] > parts of or related to > spore-case

perithecium1800

conceptacle1819

sporangium1821

sporidium1821

receptacle1824

sporangiolum1824

spore-case1836

perispore1851

polyspore1855

perisporangium1856

sporange1857

thalamium1861

sporidiole1863

theke1872

macrosporange1882

polysporangium1890

1882 Gardeners' Chron. 18 40 Four of these macrospores occur in each macrosporange.

1927–9 H. Wheeler Waverley Children's Dict. IV. 2627/2 The larger kind [of spores] are called macrospores, and the capsule in which they develop is named a macrosporange..or macrosporangium.

1932 Philippine Agriculturist 21 20 At the time the microsporanges are in the microspore mother-celled stage, the macrosporanges have already emerged from the placental wall of the individual carpel..as rounded protuberances.

This entry has been updated (OED Third Edition, March 2000; most recently modified version published online December 2018).

单词	macrosporange
释义	macrosporangen. Origin: Formed within English, by compounding; probably modelled on a French lexical item. Etymons: macro- comb. form, sporange n. Etymology: < macro- comb. form + sporange n., probably after French macrosporange (see macrosporangium n.). Compare earlier macrosporangium n. N.E.D. (1904) gives the pronunciation as (mæ:kroˌsporæ·ndʒ) /ˌmækrəʊspɒˈrændʒ/. Botany. Now rare. = megasporangium n. ΘΚΠ the world > plants > part of plant > reproductive part(s) > spore or sporule > [noun] > parts of or related to > spore-case perithecium1800 conceptacle1819 sporangium1821 sporidium1821 receptacle1824 sporangiolum1824 spore-case1836 perispore1851 polyspore1855 perisporangium1856 sporange1857 thalamium1861 sporidiole1863 theke1872 macrosporange1882 polysporangium1890 1882 Gardeners' Chron. 18 40 Four of these macrospores occur in each macrosporange. 1927–9 H. Wheeler Waverley Children's Dict. IV. 2627/2 The larger kind [of spores] are called macrospores, and the capsule in which they develop is named a macrosporange..or macrosporangium. 1932 Philippine Agriculturist 21 20 At the time the microsporanges are in the microspore mother-celled stage, the macrosporanges have already emerged from the placental wall of the individual carpel..as rounded protuberances. This entry has been updated (OED Third Edition, March 2000; most recently modified version published online December 2018). < n.1882
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