ar·um 
(ărəm, âr-)
(ărəm, âr-)n.
1. Any of various Eurasian plants of the genus Arum having basal, arrowhead-shaped leaves, such as the cuckoopint.
2. Any of numerous other plants in the family Araceae.
[Latin, wake-robin, from Greek aron.]
- cryptococcus
- cryptocrystalline
- cryptogam
- cryptogamic
- cryptogamous
- cryptogenic
- cryptogenous
- cryptogram
- cryptogrammic
- cryptograph
- cryptographer
- cryptographic
- cryptographically
- cryptography
- crypto-Jew
- cryptologic
- cryptological
- cryptologist
- cryptology
- cryptomeria
- cryptonym
- cryptorchid
- cryptorchidism
- cryptorchism
- cryptosporidiosis