pygidium

[ pahy-jid-ee-uhm ]

/ paɪˈdʒɪd i əm /

noun, plural py·gid·i·a [pahy-jid-ee-uh]. /paɪˈdʒɪd i ə/. Zoology.

any of various structures or regions at the caudal end of the body in certain invertebrates.

Origin of pygidium

1840–50; <New Latin <Greek pȳg(ḗ) rump + -idion diminutive suffix

OTHER WORDS FROM pygidium

py·gid·i·al, adjective

Words nearby pygidium

pyemic abscess, pyemic embolism, Pyemotes tritici, pyencephalus, pyesis, pygidium, pygmaean, Pygmalion, pygmalionism, Pygmy, pygmy chimpanzee

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for pygidium

Posterior part of the thorax and pygidium, showing endopodites and exopodites projecting under the dorsal test.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond
It and the pygidium are due solely to functional requirements.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond
The number of segments in the pygidium was therefore not fixed and was on the average higher than in earlier periods.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond
He stated that one of these belonged to the cephalon, nine to the thorax, and the remaining sixteen to the pygidium.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond

Appendages of the thorax and pygidium, seen from the dorsal side.
The Appendages, Anatomy, and Relationships of Trilobites|Percy Edward Raymond

British Dictionary definitions for pygidium

pygidium

/ (paɪˈdʒɪdɪəm, -ˈɡɪd-) /

noun plural -ia (-ɪə)

the terminal segment, division, or other structure in certain annelids, arthropods, and other invertebrates

Derived forms of pygidium

pygidial, adjective

Word Origin for pygidium

C19: from New Latin, from Greek pugē rump

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	pygidium
释义	pygidium [ pahy-jid-ee-uhm ] / paɪˈdʒɪd i əm / noun, plural py·gid·i·a [pahy-jid-ee-uh]. /paɪˈdʒɪd i ə/. Zoology. any of various structures or regions at the caudal end of the body in certain invertebrates. Origin of pygidium 1840–50; <New Latin <Greek pȳg(ḗ) rump + -idion diminutive suffix OTHER WORDS FROM pygidium py·gid·i·al, adjective Words nearby pygidium pyemic abscess, pyemic embolism, Pyemotes tritici, pyencephalus, pyesis, pygidium, pygmaean, Pygmalion, pygmalionism, Pygmy, pygmy chimpanzee Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for pygidium Posterior part of the thorax and pygidium, showing endopodites and exopodites projecting under the dorsal test. The Appendages, Anatomy, and Relationships of Trilobites\|Percy Edward Raymond It and the pygidium are due solely to functional requirements. The Appendages, Anatomy, and Relationships of Trilobites\|Percy Edward Raymond The number of segments in the pygidium was therefore not fixed and was on the average higher than in earlier periods. The Appendages, Anatomy, and Relationships of Trilobites\|Percy Edward Raymond He stated that one of these belonged to the cephalon, nine to the thorax, and the remaining sixteen to the pygidium. The Appendages, Anatomy, and Relationships of Trilobites\|Percy Edward Raymond Appendages of the thorax and pygidium, seen from the dorsal side. The Appendages, Anatomy, and Relationships of Trilobites\|Percy Edward Raymond British Dictionary definitions for pygidium pygidium / (paɪˈdʒɪdɪəm, -ˈɡɪd-) / noun plural -ia (-ɪə) the terminal segment, division, or other structure in certain annelids, arthropods, and other invertebrates Derived forms of pygidium pygidial, adjective Word Origin for pygidium C19: from New Latin, from Greek pugē rump Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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