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单词 phlebenterism
释义

phlebenterismn.

Origin: Formed within English, by derivation. Etymons: phlebenterate adj., -ism suffix.
Etymology: < phlebenter- (in phlebenterate adj.; compare phlebo- comb. form, entero- comb. form) + -ism suffix. Compare French phlebenterisme (1861 or earlier).
Zoology. Obsolete.
The condition of having caeca extending from the alimentary canal, as in gastropod molluscs of the former division Phlebenterata, and in pycnogonids (in which the caeca extend into the legs). Also: the theory that these caeca are involved in circulating the blood.
ΚΠ
1856 Proc. Royal Soc. 8 253 His [sc. H. Milne-Edwards's] researches on the Circulation of the Mollusca, undertaken to clear up the difficulties in the asserted phlebenterism of the Nudibranchiata.
1872–3 Chambers's Encycl. 28/1 This arrangement, which appears also among the inferior tribes of some other classes of animals, has received..the name of Phlebenterism.
1890 Cent. Dict. Phlebenterism, extension of processes of a loose alimentary canal into the legs, as in certain arachnidans (the Pycnogonida).
This entry has been updated (OED Third Edition, March 2006; most recently modified version published online June 2018).
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n.1856
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