noun
- Absentminded dreaming while awake.
- synonyms: reverie, revery, daydream, daydreaming, oneirism, castle in the air, castle in Spain
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). air castle. Retrieved September 21, 2026, from http://smartdefine.org/air_castle/definitions/1255285 |
| Chicago | WordNet. 2010. "air castle" http://smartdefine.org/air_castle/definitions/1255285 (accessed September 21, 2026). |
| Harvard | WordNet 2010, air castle, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/air_castle/definitions/1255285>. |
| MLA | WordNet. "air castle" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/air_castle/definitions/1255285> |