someone engaged in a dangerous but potentially rewarding adventure
(Greek mythology) one of the heroes who sailed with Jason in search of the Golden Fleece
cephalopod mollusk of warm seas whose females have delicate papery spiral shells
Any of several species of shelled octopods of the family Argonautidae (of which only the genus Argonauta is not extinct).
One of the members of the Argo who sailed with Jason in search of the Golden Fleece.