biradial
/ˌbaɪˈreɪdiəl/
adjective
- Having a body plan or symmetry that combines both bilateral and radial features, as seen in some animals like comb jellies.
- In biology class, we studied how biradial animals differ from both radially and bilaterally symmetric ones.
- Some scientists classify certain ancient fossils as biradial because of their unique structure.
- The biradial symmetry of a comb jelly means it has two planes of symmetry instead of many.