biconcavities
/ˌbaɪkɑnˈkævətiz/
noun
- Plural of biconcavity; multiple instances of being concave on both sides.
- The scientist studied the biconcavities in the fossilized shells under a microscope.
- The red blood cells have biconcavities that help them carry oxygen efficiently.
- The lens design includes two biconcavities to correct specific vision problems.