1. (noun)Alcyone, Halcyon (Greek mythology) a woman who was turned into a kingfisher Synonyms: genusHalcyon Antonyms: unpeaceful, unhappy
2. (noun)Halcyon, genus Halcyon a large kingfisher widely distributed in warmer parts of the Old World Synonyms: genusHalcyon Antonyms: unhappy, unpeaceful
3. (adj)halcyon a mythical bird said to breed at the time of the winter solstice in a nest floating on the sea and to have the power of calming the winds and waves Synonyms: genus Halcyon Antonyms: unhappy, unpeaceful