[hal.cy.on] n [ME alceon, fr. L halcyon, fr. Gk alkyon, halkyon] (14c) 1: a bird identified with the kingfisher and held in ancient legend to nest at sea about the time of the winter solstice and to calm the waves during incubation
2: kingfisher
[2]halcyon adj (1540) 1: of or relating to the halcyon or its nesting period
2. a: calm, peaceful b: happy, golden c: prosperous, affluent