Halcyon
WordNet
adjective
(1) Marked by peace and prosperity
"A golden era"
"The halcyon days of the clipper trade"
(2) Idyllically calm and peaceful; suggesting happy tranquillity
"A halcyon atmosphere"
noun
(3) 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
(4) A large kingfisher widely distributed in warmer parts of the Old World
(5) (Greek mythology) a woman who was turned into a kingfisher
WiktionaryText
Proper noun
Halcyon
- : A zoological name at the rank of genus in the family Halcyonidae. Some of the tropical kingfishers belong to the genus Halcyon.