adnationn.

Brit.

/adˈneɪʃn/,

/ədˈneɪʃn/, U.S.

/ædˈneɪʃ(ə)n/

Origin: Formed within English, by derivation. Etymons: adnate adj., -ion suffix¹.

Etymology: < adnate adj. + -ion suffix¹; compare -ation suffix.

Botany.

Attachment of the surface of one part to that of another part; the condition of being adnate; esp. the union of one whorl of floral organs to another dissimilar whorl, as stamens to petals.

ΘΚΠ

the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > inflorescence or collective flower > [noun] > adhesion of parts

adnation1850

consolidation1851

1850 A. Gray Bot. Text-bk. (ed. 3) i. ix. iii. 246 The principle deviations from the perfectly normal or pattern flower may be classified as follows... 4th. The union of adjacent parts of different circles (adnation).

1897 Inland Educ. May 186/1 With the next two rows comes an illustration of adnation, each stamen being slightly attached at its base to the corresponding division of the perianth.

1921 Amer. Jrnl. Bot. 8 400 In Ulmus, coalescence and adnation have taken place in the perianth parts and stamens.

2007 T. G. Lammers in K. Kubitzki Families & Genera Vascular Plants VIII. 28/2 In a few genera..the filaments are inserted higher on the corolla tube, apparently through adnation of the basal portions of the filaments.

This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).

单词	adnation
释义	adnationn. Brit. /adˈneɪʃn/, /ədˈneɪʃn/, U.S. /ædˈneɪʃ(ə)n/ Origin: Formed within English, by derivation. Etymons: adnate adj., -ion suffix¹. Etymology: < adnate adj. + -ion suffix¹; compare -ation suffix. Botany. Attachment of the surface of one part to that of another part; the condition of being adnate; esp. the union of one whorl of floral organs to another dissimilar whorl, as stamens to petals. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > inflorescence or collective flower > [noun] > adhesion of parts adnation1850 consolidation1851 1850 A. Gray Bot. Text-bk. (ed. 3) i. ix. iii. 246 The principle deviations from the perfectly normal or pattern flower may be classified as follows... 4th. The union of adjacent parts of different circles (adnation). 1897 Inland Educ. May 186/1 With the next two rows comes an illustration of adnation, each stamen being slightly attached at its base to the corresponding division of the perianth. 1921 Amer. Jrnl. Bot. 8 400 In Ulmus, coalescence and adnation have taken place in the perianth parts and stamens. 2007 T. G. Lammers in K. Kubitzki Families & Genera Vascular Plants VIII. 28/2 In a few genera..the filaments are inserted higher on the corolla tube, apparently through adnation of the basal portions of the filaments. This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021). < n.1850
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