undercurved

English

Etymology

under- +‎ curved

Adjective

undercurved (comparative more undercurved, superlative most undercurved)

1. (zoology) Curved so as to pass below the body; said of parts of the upper surface of an insect.
2. Curved to an insufficient degree.
   • 1958, Aircraft production: precision engineering: light engineering:

     After the first pass, it may be found that part of the panel has acquired the correct curvature, but that the remainder is still undercurved.