say it: AHR-guh-nawt
argonaut is a noun meaning "someone engaged in a dangerous but potentially rewarding adventure". It carries 3 recorded senses.
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
Greek mythology
cephalopod mollusk of warm seas whose females have delicate papery spiral shells
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for argonaut come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.