metaphragman.

Brit.

/ˌmɛtəˈfraɡmə/, U.S.

/ˌmɛdəˈfræɡmə/

Origin: Formed within English, by derivation. Etymons: meta- prefix, phragma n.

Etymology: < meta- prefix + phragma n. Compare metaphragm n.

Entomology.

The hindmost of the internal septa of the thorax in an insect.

ΚΠ

1826 W. Kirby & W. Spence Introd. Entomol. III. 382 Metaphragma (the Metaphragm).

1830 Zool. Jrnl. 5 (1835) 164 The postscutellum of the metathorax corresponds with the metaphragma of Kirby.

1836–9 Todd's Cycl. Anat. & Physiol. II. 924/1 The metaphragma or septum that separates the thorax and the abdomen.

1937 J. R. de la Torre-Bueno Gloss. Entomol. 169 Metaphragma, the hindmost internal thoracic septum.

1984 Appl. Entomol. & Zool. 19 407 In the male, this muscle is anteriorly attached to the arm of the metaphragma and posteriorly to the tymbal composed of the basal 2 tergites.

1988 Internat. Jrnl. Insect Morphol. & Embryol. 17 63 The weakly arched notum and the poorly developed metaphragma are obviously the result of tendency towards flightlessness.

This is a new entry (OED Third Edition, December 2001; most recently modified version published online June 2022).

单词	metaphragma
释义	metaphragman. Brit. /ˌmɛtəˈfraɡmə/, U.S. /ˌmɛdəˈfræɡmə/ Origin: Formed within English, by derivation. Etymons: meta- prefix, phragma n. Etymology: < meta- prefix + phragma n. Compare metaphragm n. Entomology. The hindmost of the internal septa of the thorax in an insect. ΚΠ 1826 W. Kirby & W. Spence Introd. Entomol. III. 382 Metaphragma (the Metaphragm). 1830 Zool. Jrnl. 5 (1835) 164 The postscutellum of the metathorax corresponds with the metaphragma of Kirby. 1836–9 Todd's Cycl. Anat. & Physiol. II. 924/1 The metaphragma or septum that separates the thorax and the abdomen. 1937 J. R. de la Torre-Bueno Gloss. Entomol. 169 Metaphragma, the hindmost internal thoracic septum. 1984 Appl. Entomol. & Zool. 19 407 In the male, this muscle is anteriorly attached to the arm of the metaphragma and posteriorly to the tymbal composed of the basal 2 tergites. 1988 Internat. Jrnl. Insect Morphol. & Embryol. 17 63 The weakly arched notum and the poorly developed metaphragma are obviously the result of tendency towards flightlessness. This is a new entry (OED Third Edition, December 2001; most recently modified version published online June 2022). < n.1826
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