tergum

(redirected from terga)
Also found in: Medical, Encyclopedia.
Related to terga: Sterna

ter·gum

 (tûr′gəm)
n. pl. ter·ga (-gə)
The dorsal portion of a body segment of an arthropod.

[Latin, back.]

ter′gal (-gəl) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

tergum

(ˈtɜːɡəm)
n, pl -ga (-ɡə)
(Zoology) a cuticular plate covering the dorsal surface of a body segment of an arthropod. Compare sternum3
[C19: from Latin: the back]
ˈtergal adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ter•gum

(ˈtɜr gəm)

n., pl. -ga (-gə).
the dorsal surface of a body segment of an arthropod.
[1820–30; < Latin: the back]
ter′gal, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
52 (entire [male]), figs 223, 224 head, 225 antenna, 226-227 [male] terminalia, 228 [female] terminalia; Hull 1962: 212; Oldroyd 1970: 295 (key); 1980: 371 (catalogue); Geller-Grimm & Hradsky 2003: 174 (figs 6 & 14 mesonotum, 22 & 30 abdominal terga).
Abdomen very short, length from abdominal scent orifice to tip 0.70; lengths of abdominal terga 4-7: 0.10, 0.10, 0.15, 0.18; genital segments large, length 0.70; styliform processes of segment VIII with apices slightly spatulate, not hooked.
Cervices inimicorum tuorum subtus calcaneum tuum rediget, et possessiones eorum possidebis, et fugient a facie tua qui te oderunt, et terga eorum videbis, et gladius tuus vincet adversaries tuos ...
Protergum widest near mid-length, meso- and metaterga widest posteriorly; protergum longer and wider than meso-and metaterga, meso-and metaterga sub-equal in length; protergum with posterotransverse carina weakly developed medially, meso- and metaterga with anterotransverse and poorly developed posterotransverse carinae; terga spinulate, protergum with numerous small hair-like interior and marginal sensilla; meso- and metatertga with small hair-like sensilla on postero-lateral margins; spiracular openings absent.
During stridulation the tegmina are flexed over the dorsum; they are roof and sides of a subtegminal space formed against the meso- and metanota of the thorax, and to varying degrees, depending on forewing length, formed against the terga of the abdomen.
These will be followed by the 1,200 MW Koudiet Eddraouch and Terga plants in 2011-2012.
The plant which is the first of its kind in Algeria will be located in Terga Wilaya de Ain Temouchent, 600 km west of the capital Algiers and 70 km from Oran City.
First metasomal tergum with long, minutely-branched setae concentrated near base, remainder of terga with scattered short setae on dorsal surface and long setae laterally, except fifth metasomal tergum completely covered by long setae; sternal setae long and distinctly branched, branches becoming shorter on more distal sterna; edges and gradular bases of sterna with medially-interrupted bands of short setae.