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.
- antismoking
- antisocial
- antisocially
- antisocial personality disorder
- antispasmodic
- antistat
- antistatic
- Antisthenes
- antistrophe
- antistrophic
- antistrophically
- antisubmarine
- anti-sway bar
- antitakeover
- antitank
- antiterrorism
- antiterrorist
- antitheft
- antithesis
- antithetic
- antithetical
- antithetically
- antitoxic
- antitoxin
- antitrade