nephridioporen.

Brit.

/nᵻˈfrɪdɪəpɔː/, U.S.

/nəˈfrɪdiəˌpɔr/

Origin: Formed within English, by compounding. Etymons: nephridium n., -o- connective, pore n.¹

Etymology: < nephridium n. + -o- connective + pore n.¹

Zoology.

The opening of a nephridium to the exterior of the body.

ΘΚΠ

the world > animals > invertebrates > bodies or parts > [noun] > excretory organ or system > opening of

atrium1870

nephridiopore1887

1887–8 F. E. Beddard in Proc. Royal Soc. 43 309 In the latter species (A. multiporus) there is apparently a very much greater number of nephridiopores in the anterior than in the posterior segments.

1946 Nature 9 Nov. 665/2 Overton observed an initial loss of weight on handling the worm, and attributed this to the expulsion of fluid through the nephridiopores.

1963 R. P. Dales Annelids v. 98 The fluid which issues from the nephridiopores of an earthworm does not have the same composition as the coelomic fluid.

1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xxvii. 157/1 Two nephridiopores..are separated from the mouth by the lophophoral ridge.

This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).

单词	nephridiopore
释义	nephridioporen. Brit. /nᵻˈfrɪdɪəpɔː/, U.S. /nəˈfrɪdiəˌpɔr/ Origin: Formed within English, by compounding. Etymons: nephridium n., -o- connective, pore n.¹ Etymology: < nephridium n. + -o- connective + pore n.¹ Zoology. The opening of a nephridium to the exterior of the body. ΘΚΠ the world > animals > invertebrates > bodies or parts > [noun] > excretory organ or system > opening of atrium1870 nephridiopore1887 1887–8 F. E. Beddard in Proc. Royal Soc. 43 309 In the latter species (A. multiporus) there is apparently a very much greater number of nephridiopores in the anterior than in the posterior segments. 1946 Nature 9 Nov. 665/2 Overton observed an initial loss of weight on handling the worm, and attributed this to the expulsion of fluid through the nephridiopores. 1963 R. P. Dales Annelids v. 98 The fluid which issues from the nephridiopores of an earthworm does not have the same composition as the coelomic fluid. 1987 M. S. Laverack & J. Dando Lect. Notes Invertebr. Zool. (ed. 3) xxvii. 157/1 Two nephridiopores..are separated from the mouth by the lophophoral ridge. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022). < n.1887
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