noun (plural terga)Zoology
A thickened dorsal plate on each segment of the body of an arthropod.
- 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.
Early 19th century: from Latin, literally 'back'.
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