sponginn.

/ˈspʌndʒɪn/

Etymology: < sponge n.¹ + -in suffix¹.

The horny or fibrous substance found in the skeleton of sponges: = keratose n.

ΘΚΠ

the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [noun] > substance forming skeleton in member of

keratose1865

spongin1868

1868 H. Watts Dict. Chem. V. 404 Spongin, Städeler's name for the organic matter of sponge.

1887 W. J. Sollas in Encycl. Brit. XXII. 416 An axial fibre of organic matter,—probably of the same nature as spongiolin or spongin, the chief constituent of the fibres of horny sponges.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 252 Lamellae of Keratin or Spongin, a substance near akin chemically to silk.

This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2018).

单词	spongin
释义	sponginn. /ˈspʌndʒɪn/ Etymology: < sponge n.¹ + -in suffix¹. The horny or fibrous substance found in the skeleton of sponges: = keratose n. ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > class Demospongiae > [noun] > substance forming skeleton in member of keratose1865 spongin1868 1868 H. Watts Dict. Chem. V. 404 Spongin, Städeler's name for the organic matter of sponge. 1887 W. J. Sollas in Encycl. Brit. XXII. 416 An axial fibre of organic matter,—probably of the same nature as spongiolin or spongin, the chief constituent of the fibres of horny sponges. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 252 Lamellae of Keratin or Spongin, a substance near akin chemically to silk. This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2018). < n.1868
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