1. Calm and peaceful; tranquil.
2. Prosperous; golden: halcyon years.
1. A fabled bird, identified with the kingfisher, that was supposed to have had the power to calm the wind and the waves while it nested on the sea during the winter solstice.
2. A kingfisher, especially one of the genus Halcyon.
[Middle English alcioun, mythical halcyon bird, from Latin alcyōn, halcyōn, from Greek halkuōn, alteration (influenced by hals, salt, sea, and kuōn, conceiving) of alkuōn, probably from a pre-Greek Mediterranean language .]
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