In current usage, attached rooms in dwellings or other buildings, having glass wall panels and roofs, often constructed on the back or side of the building and used as a sun room or for growing indoor plants. Usage overlaps with “solariums,” which are typically rooms with large windows. In historical usage, meaning overlaps with "greenhouses," which are typically larger glazed structures devoted to growing and displaying plants.Habitación con estructuras transparentes o de cristal, dedicado al cultivo y a la observación y cultivo de diferentes especies vegetales junto a una residenciaKassen of beglaasde kamers aangebouwd aan woningen, qom van de zon te genieten, maar ook als kas om planten te houden.