adjective
- having no ribs or lacking ribs
Usage: anatomical; technical
Examples
- The ribless design of the umbrella made it more flexible in strong winds.
- Some primitive fish species are ribless or have very reduced rib structures.
- The ribless knitting pattern created a smooth, flat surface.
- Engineers developed a ribless wing design for the experimental aircraft.
- The ribless corset was more comfortable than traditional boned versions.