paratrachealadj.

Brit.

/ˌparəˈtreɪkɪəl/,

/ˌparətrəˈkiːəl/, U.S.

/ˌpɛrəˈtreɪkiəl/

Origin: Formed within English, by derivation. Etymons: para- prefix¹, tracheal adj.

Etymology: < para- prefix¹ + tracheal adj. In sense 1 after German paratracheal (1908 in the passage translated in quot. 1908 at sense 1). Compare metatracheal adj. at meta- prefix 7.

1. Botany. Designating parenchyma that surrounds or is associated with the vessels in wood.

ΘΚΠ

the world > plants > part of plant > cell or aggregate tissue > [adjective] > of types of tissue

parenchymatous1720

cinenchymatous1835

bothrenchymatous1839

uniporous1840

pleurenchymatous1842

prosenchymatous1842

discigerous1844

collenchymatous1884

metatracheal1908

paratracheal1908

1908 L. A. Boodle & F. E. Fritsch tr. H. Solereder Syst. Anat. Dicotyledons II. 1143 The wood parenchyma generally forms tangential bands (known as the ‘metatracheal’ parenchyma in contrast to the ‘paratracheal’ parenchyma, aggregated round about the vessels).

1965 K. Esau Plant Anat. (ed. 2) xi. 258 The phylogenetic sequence among the distributional types of wood parenchyma is from the diffuse arrangement to the other apotracheal and the paratracheal types.

1995 Amer. Jrnl. Bot. 82 1199/1 For several years shoots of Hylocereus venezuelensis produce a hard wood consisting of vessels and scanty paratracheal parenchyma in a matrix of fibers.

2. Anatomy and Medicine. Located or occurring beside the trachea.

ΚΠ

1952 Jrnl. Thoracic Surg. 23 97 (title) The surgical significance of calcified parabronchial and paratracheal lymph glands.

1984 J. Joseph Aids to Anat. (ed. 13) v. 206 Prelaryngeal, pretracheal and paratracheal nodes, in front and at sides of larynx and trachea, receive afferents from thyroid gland, lower anterior half of larynx and whole of trachea.

1993 S. J. Ettinger Pocket Compan. Textbk. Vet. Internal Med. lxvi. 292 Complications associated with the transtracheal washing technique in humans include localised subcutaneous emphysema.., paratracheal infection, [etc.].

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

单词	paratracheal
释义	paratrachealadj. Brit. /ˌparəˈtreɪkɪəl/, /ˌparətrəˈkiːəl/, U.S. /ˌpɛrəˈtreɪkiəl/ Origin: Formed within English, by derivation. Etymons: para- prefix¹, tracheal adj. Etymology: < para- prefix¹ + tracheal adj. In sense 1 after German paratracheal (1908 in the passage translated in quot. 1908 at sense 1). Compare metatracheal adj. at meta- prefix 7. 1. Botany. Designating parenchyma that surrounds or is associated with the vessels in wood. ΘΚΠ the world > plants > part of plant > cell or aggregate tissue > [adjective] > of types of tissue parenchymatous1720 cinenchymatous1835 bothrenchymatous1839 uniporous1840 pleurenchymatous1842 prosenchymatous1842 discigerous1844 collenchymatous1884 metatracheal1908 paratracheal1908 1908 L. A. Boodle & F. E. Fritsch tr. H. Solereder Syst. Anat. Dicotyledons II. 1143 The wood parenchyma generally forms tangential bands (known as the ‘metatracheal’ parenchyma in contrast to the ‘paratracheal’ parenchyma, aggregated round about the vessels). 1965 K. Esau Plant Anat. (ed. 2) xi. 258 The phylogenetic sequence among the distributional types of wood parenchyma is from the diffuse arrangement to the other apotracheal and the paratracheal types. 1995 Amer. Jrnl. Bot. 82 1199/1 For several years shoots of Hylocereus venezuelensis produce a hard wood consisting of vessels and scanty paratracheal parenchyma in a matrix of fibers. 2. Anatomy and Medicine. Located or occurring beside the trachea. ΚΠ 1952 Jrnl. Thoracic Surg. 23 97 (title) The surgical significance of calcified parabronchial and paratracheal lymph glands. 1984 J. Joseph Aids to Anat. (ed. 13) v. 206 Prelaryngeal, pretracheal and paratracheal nodes, in front and at sides of larynx and trachea, receive afferents from thyroid gland, lower anterior half of larynx and whole of trachea. 1993 S. J. Ettinger Pocket Compan. Textbk. Vet. Internal Med. lxvi. 292 Complications associated with the transtracheal washing technique in humans include localised subcutaneous emphysema.., paratracheal infection, [etc.]. This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022). < adj.1908
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