con·ca·vo-con·cave 
(kŏn-kā′vō-kŏn-kāv)
(kŏn-kā′vō-kŏn-kāv)adj.
Concave on both surfaces; biconcave. Used of a lens.
- physiognomical
- physiognomically
- physiognomist
- physiognomy
- physiographer
- physiographic
- physiographical
- physiographically
- physiography
- physiologic
- physiological
- physiologically
- physiological psychologist
- physiological psychology
- physiological saline
- physiologist
- physiology
- physiopathologic
- physiopathological
- physiopathologist
- physiopathology
- physiotherapeutic
- physiotherapist
- physiotherapy
- physiotype