Definition of tergum in English:

tergum

Syllabification: ter·gum
Pronunciation: /ˈtərgəm
 
/

noun (plural terga /-gə/)

Zoology
  • A thickened dorsal plate on each segment of the body of an arthropod.
    More example sentences
    • However the most important feature is undoubtedly the dorsal morphology of the tergum 13 with its two dorso-lateral tubercles connected by a transverse, elevated, rounded ridge.
    • After cutting the pleural membrane between the sterna and terga, it was possible to remove the entire genital apparatus with a fine-tipped forceps.

Origin

early 19th century: from Latin, literally 'back'.

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a small amount; a little