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单词 abaxile
释义

abaxileadj.

Brit. /aˈbaksʌɪl/, U.S. /æˈbækˌsaɪl/
Origin: Formed within English, by derivation. Etymons: ab- prefix, axile adj.
Etymology: < ab- prefix + axile adj. Compare earlier abaxial adj. N.E.D. (1884) gives the pronunciation as (æbˌæ·ksəil) /æbˈæksaɪl/.
Botany.
1. Of a plant embryo: positioned off the main axis or central line; = abaxial adj. 2 Obsolete.
ΚΠ
1847 W. E. Steele Handbk. Field Bot. 100 Embr. minute, abaxile, straight in the indehiscent fruit, curved in those which open.
1854 J. H. Balfour Outl. Bot. 265 When the embryo is not in the centre of the seed it is abaxile or eccentric.
2. Of the core of an apple or other pome (when viewed in transverse section): having the seed chambers arranged asymmetrically and distant from the main axis of the fruit. Of the seed chambers of the core: having this arrangement and distant from the axis of the fruit. Now rare.
ΚΠ
1884 R. Hogg Fruit Man. (ed. 5) p. xiii These carpels or seed-cells vary in shape... In relation to the axis of the fruit, they are either axile or abaxile.
1914 Amer. Naturalist 48 625 In the same varieties good development is usually associated with a more open abaxile core.
1951 Econ. Proc. Royal Dublin Soc. 4 40 Core abaxile, cells slit or open.
This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).
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adj.1847
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