Any of several species of shelled octopods of the family Argonautidae (of which only the genus Argonauta is not extinct). / An adventurer on a dangerous but rewarding quest.

(Greek mythology) One of the members of the Argo who sailed with Jason in search of the Golden Fleece. / Any of several ships and submarines of the British and US navies.

plural of argonaut

(biochemistry, genetics) Any of a group of proteins responsible for the gene silencing phenomenon known as RNA interference

plural of argonaute

A species of octopus, Argonauta argo.

Of or pertaining to the Argonauts.

(zoology) Any member of the Argonautidae.

plural of argonautid

A cation (ArH⁺) formed by protonation of an argon atom