parthenogonidiumn.

Brit.

/ˌpɑːθᵻnə(ʊ)ɡəˈnɪdɪəm/, U.S.

/ˈˌpɑrθənoʊɡəˈnɪdiəm/

Inflections: Plural parthenogonidia.

Origin: Formed within English, by compounding. Etymons: partheno- comb. form, gonidium n.

Etymology: < partheno- comb. form + gonidium n.

Botany. Now rare.

An algal gonidium; = gonidium n. 2a.

ΘΚΠ

the world > plants > particular plants > algae > [noun] > parts, cells, or spores

anthosperm1844

trichosporangium1857

zoogonidium1857

octospore1870

macrozoogonidium1880

parthenospore1881

akinete1884

parthenogonidium1885

parthenosperm1889

phycobilin1945

phycobiliprotein1966

phycobilisome1966

phycoplast1972

1885 Encycl. Brit. XIX. 857/1 (caption) Ripe asexually produced daughter-individual of Volvox minor, Stein, still enclosed in the cyst of the partheno-gonidium.

1895 F. W. Oliver tr. A. Kerner Nat. Hist. Plants II. 634 Daughter-colonies [of Volvox Globator] are developed from special cells, usually eight in number, called parthenogonidia,..larger than the ordinary vegetative cells.

1939 T. L. Green Pract. Animal Biol. i. 7 Look for evidence of asexual reproduction by parthenogonidia, appearing as a small colony enclosed in a thick envelope projecting into the main colony.

1945 W. O. Howarth & L. G. G. Warne Lowson's Textbk. Bot. (ed. 9) xix. 449 These are the ‘parthenogonidia’—cells specialised for non-sexual reproduction.

This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).

单词	parthenogonidium
释义	parthenogonidiumn. Brit. /ˌpɑːθᵻnə(ʊ)ɡəˈnɪdɪəm/, U.S. /ˈˌpɑrθənoʊɡəˈnɪdiəm/ Inflections: Plural parthenogonidia. Origin: Formed within English, by compounding. Etymons: partheno- comb. form, gonidium n. Etymology: < partheno- comb. form + gonidium n. Botany. Now rare. An algal gonidium; = gonidium n. 2a. ΘΚΠ the world > plants > particular plants > algae > [noun] > parts, cells, or spores anthosperm1844 trichosporangium1857 zoogonidium1857 octospore1870 macrozoogonidium1880 parthenospore1881 akinete1884 parthenogonidium1885 parthenosperm1889 phycobilin1945 phycobiliprotein1966 phycobilisome1966 phycoplast1972 1885 Encycl. Brit. XIX. 857/1 (caption) Ripe asexually produced daughter-individual of Volvox minor, Stein, still enclosed in the cyst of the partheno-gonidium. 1895 F. W. Oliver tr. A. Kerner Nat. Hist. Plants II. 634 Daughter-colonies [of Volvox Globator] are developed from special cells, usually eight in number, called parthenogonidia,..larger than the ordinary vegetative cells. 1939 T. L. Green Pract. Animal Biol. i. 7 Look for evidence of asexual reproduction by parthenogonidia, appearing as a small colony enclosed in a thick envelope projecting into the main colony. 1945 W. O. Howarth & L. G. G. Warne Lowson's Textbk. Bot. (ed. 9) xix. 449 These are the ‘parthenogonidia’—cells specialised for non-sexual reproduction. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1885
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