1. in a light, airy, or delicate manner; as if not of this world
Usage: commonly used to describe something immaterial, spiritual, or heavenly in quality
2. in an extremely refined, elegant, or otherworldly manner
Usage: often used in aesthetic or artistic contexts

Examples

• The dancer moved ethereally across the stage, seeming to float rather than walk.
• She sang ethereally, her voice sounding almost angelic.
• The morning mist hung ethereally over the valley.
• The fabric draped ethereally from the ceiling.
• His ethereally beautiful paintings captured a sense of the divine.
• The ghost appeared ethereally in the dim light.
• She wore an ethereally delicate gown to the ball.