tergum

(redirected from terga)
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Related to terga: Sterna

dor·sum

, gen.

dor·si

, pl.

dor·sa

(dōr'sŭm, -sī, -să), [TA]
1. The back of the body.
2. The upper or posterior surface, or the back, of any part, especially in the quadrupedal position.
Synonym(s): tergum
[L. back]

tergum

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

ter′gal (-gəl) adj.

tergum

the plate of thickened, often chitinous material on the dorsal side of an insect segment, forming part of the EXOSKELETON.