Halcyon (adjective)

1. Remarkably calm and peaceful; suggesting happy tranquility.
2. Idyllically calm and peaceful; suggesting a past Golden Age.

Origin:

From greek halkyon, from hals, halkos sea bird, kingfisher + -eon, suffix forming nouns of action or state.

Examples:

1. The halcyon days of summer.
2. She remembered the halcyon days of her childhood.
3. Halcyon can describe a time or place that is remarkably calm and peaceful, suggesting happy tranquility.
4. Halcyon is often used to describe a past time that was idyllically calm and peaceful, suggesting a Golden Age.
5. The term halcyon is also used to describe the Halcyon bird, which is a mythical bird said to have the ability to calm the wind and waves during the breeding season.