Alcyone, Halcyon -- ((Greek mythology) a woman who was turned into a kingfisher)
Halcyon, genus Halcyon -- (a large kingfisher widely distributed in warmer parts of the Old World)
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)
Overview of adj halcyon
The adj halcyon has 2 senses
halcyon -- (idyllically calm and peaceful; suggesting happy tranquillity; "a halcyon atmosphere")
golden, halcyon, prosperous -- (marked by peace and prosperity; "a golden era"; "the halcyon days of the clipper trade")