7 Example Sentences Showcasing the Meaning of 'Castle In The Air'
The entrepreneur's vision of a self-sustaining lunar colony was often dismissed as a mere castle in the air.
As a teenager, Jenny spent hours sketching designs for her dream house, a beautiful castle in the air overlooking the ocean.
The scientist's proposal for a time-travel device was met with skepticism, labeled by critics as nothing more than a castle in the air.
Creating a utopian society where everyone lived in harmony appeared to be a noble but unrealistic castle in the air.
Despite being told that becoming a famous pop star was a castle in the air, Emma pursued her passion for singing with unwavering determination.
The proposal to build an eco-friendly city in the heart of the desert was initially seen as a castle in the air but gained support over time.
The inventor's dream of creating a perpetual motion machine was dismissed as a castle in the air by many skeptical scientists.