septicidaladj.

Brit.

/ˌsɛptᵻˈsʌɪdl/, U.S.

/ˌsɛptəˈsaɪd(ə)l/

Forms: 1800s– septacidal (irregular), 1800s– septicidal.

Origin: A borrowing from Latin, combined with an English element; modelled on a French lexical item. Etymons: septum n., -cidal comb. form.

Etymology: < septum n. + -cidal comb. form, after French septicide (1808). N.E.D. (1912) gives the pronunciation as (se·ptisəidăl) /ˈsɛptɪsaɪdəl/.

Botany.

Designating a type of dehiscence in which a fruit dehisces (splits) along the septa between the carpels. Also (of a fruit, spec. a capsule): that dehisces in this manner.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adjective] > dehiscent

ruptile1721

septicidal1812

septifragal1819

sutural1819

circumscissile1835

dehiscing1839

dehiscent1845

porous1861

circumsciss1870

1812 Monthly Rev. 68 544 Dr. Johnson, in his most pedantic mood, never penned such a sentence as the following: ‘The loculicidal and septicidal dehiscences [Fr. les déhiscences loculicide et septicide] have their analogues in the unilocular capsules, of which the trophospermous are parietal.’

1870 J. D. Hooker Student's Flora Brit. Islands 68 Hypericineæ..Fruit a septicidal capsule.

1952 P. Mann Systematics Flowering Plants ii. 181 Capsule oval, dehiscence septicidal, seeds small and numerous.

2002 Amer. Jrnl. Bot. 89 153/2 Suberanthus was recognized by its septicidal capsules, reticulate pollen, and a coriaceous corolla with thickened, angustate throat.

Derivatives

septiˈcidally adv. in a septicidal manner.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adverb] > of dehiscence

septicidally1834

septifragally1848

1834 R. Wight & G. A. Walker-Arnott Prodromus Floræ Peninsulæ Indiæ Orientalis 437 Capsule crowned with the limb of the calyx, 2-celled, when ripe splitting septicidally from the apex downwards, without any free dissepiment.

1870 J. D. Hooker Student's Flora Brit. Islands 240 Capsule..septicidally 2-valved.

2015 Taxon 64 300/1 Dimetia is characterized by terminal inflorescences, capsules opening septicidally, flattened to winged seeds, and a scandent/climbing habit.

This entry has been updated (OED Third Edition, September 2020; most recently modified version published online March 2022).

单词	septicidal
释义	septicidaladj. Brit. /ˌsɛptᵻˈsʌɪdl/, U.S. /ˌsɛptəˈsaɪd(ə)l/ Forms: 1800s– septacidal (irregular), 1800s– septicidal. Origin: A borrowing from Latin, combined with an English element; modelled on a French lexical item. Etymons: septum n., -cidal comb. form. Etymology: < septum n. + -cidal comb. form, after French septicide (1808). N.E.D. (1912) gives the pronunciation as (se·ptisəidăl) /ˈsɛptɪsaɪdəl/. Botany. Designating a type of dehiscence in which a fruit dehisces (splits) along the septa between the carpels. Also (of a fruit, spec. a capsule): that dehisces in this manner. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adjective] > dehiscent ruptile1721 septicidal1812 septifragal1819 sutural1819 circumscissile1835 dehiscing1839 dehiscent1845 porous1861 circumsciss1870 1812 Monthly Rev. 68 544 Dr. Johnson, in his most pedantic mood, never penned such a sentence as the following: ‘The loculicidal and septicidal dehiscences [Fr. les déhiscences loculicide et septicide] have their analogues in the unilocular capsules, of which the trophospermous are parietal.’ 1870 J. D. Hooker Student's Flora Brit. Islands 68 Hypericineæ..Fruit a septicidal capsule. 1952 P. Mann Systematics Flowering Plants ii. 181 Capsule oval, dehiscence septicidal, seeds small and numerous. 2002 Amer. Jrnl. Bot. 89 153/2 Suberanthus was recognized by its septicidal capsules, reticulate pollen, and a coriaceous corolla with thickened, angustate throat. Derivatives septiˈcidally adv. in a septicidal manner. ΘΚΠ the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adverb] > of dehiscence septicidally1834 septifragally1848 1834 R. Wight & G. A. Walker-Arnott Prodromus Floræ Peninsulæ Indiæ Orientalis 437 Capsule crowned with the limb of the calyx, 2-celled, when ripe splitting septicidally from the apex downwards, without any free dissepiment. 1870 J. D. Hooker Student's Flora Brit. Islands 240 Capsule..septicidally 2-valved. 2015 Taxon 64 300/1 Dimetia is characterized by terminal inflorescences, capsules opening septicidally, flattened to winged seeds, and a scandent/climbing habit. This entry has been updated (OED Third Edition, September 2020; most recently modified version published online March 2022). < adj.1812
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