biconcave /bī-konˈkāv/

Concave on both sides

• aberrancies
• aberrancy
• aberrant
• aberrantly
• aberrate
• aberrated
• aberrates
• aberrating
• aberration
• aberrational
• aberration of light
• aberrations
• abessive
• abessives
• abet
• abetment
• abetments
• abets
• abettal
• abettals
• abetted
• abetter
• abetters
• abetting
• abettor