parabranchian.

Brit.

/ˌparəˈbraŋkɪə/, U.S.

/ˌpɛrəˈbræŋkiə/

Origin: Formed within English, by derivation. Etymons: para- prefix¹, branchiae n.

Etymology: < para- prefix¹ + branchiae n., after parabranchial adj.

Zoology. Now rare.

The modified osphradium of certain gastropod molluscs, considered as a secondary branchia or gill.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > member of > parts of > modified osphradium

parabranchia1883

1883 E. R. Lankester in Encycl. Brit. XVI. 648/1 The right olfactory organ only is retained, and may assume the form of a comb-like ridge to the actual left of the ctenidium or branchial plume. It has been erroneously described as the second gill, and is known as the parabranchia.

1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 479 In some Azygobranchia the osphradium is large, thrown into folds, and is generally taken for a second but reduced ctenidium (parabranchia).

1920 I. F. Henderson & W. D. Henderson Dict. Sci. Terms 225/1 Parabranchia, a much plumed mollusc osphradium or organ of smell.

Derivatives

† parabranchiate adj. Obsolete rare having a parabranchia.Apparently only attested in dictionaries or glossaries.

ΚΠ

1890 Cent. Dict. 4272/3 Parabranchiate, provided with a parabranchia.

This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).

单词	parabranchia
释义	parabranchian. Brit. /ˌparəˈbraŋkɪə/, U.S. /ˌpɛrəˈbræŋkiə/ Origin: Formed within English, by derivation. Etymons: para- prefix¹, branchiae n. Etymology: < para- prefix¹ + branchiae n., after parabranchial adj. Zoology. Now rare. The modified osphradium of certain gastropod molluscs, considered as a secondary branchia or gill. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > member of > parts of > modified osphradium parabranchia1883 1883 E. R. Lankester in Encycl. Brit. XVI. 648/1 The right olfactory organ only is retained, and may assume the form of a comb-like ridge to the actual left of the ctenidium or branchial plume. It has been erroneously described as the second gill, and is known as the parabranchia. 1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 479 In some Azygobranchia the osphradium is large, thrown into folds, and is generally taken for a second but reduced ctenidium (parabranchia). 1920 I. F. Henderson & W. D. Henderson Dict. Sci. Terms 225/1 Parabranchia, a much plumed mollusc osphradium or organ of smell. Derivatives † parabranchiate adj. Obsolete rare having a parabranchia.Apparently only attested in dictionaries or glossaries. ΚΠ 1890 Cent. Dict. 4272/3 Parabranchiate, provided with a parabranchia. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < n.1883
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