Air-built

(a.) Erected in the air; having no solid foundation; chimerical; as, an air-built castle.

Thesaurus Entries

Olympian, aerials, aeriform, aerodynamic, aerophysical, aerospace, aerostatic, aerotechnical, aery, air-built, air-conscious, air-minded, air-wise, airish, airlike, airsick, airworthy, airy, alfresco, altitudinous, ascending, aspiring, atmospheric, aviational, breezy, chimeric, cloud-born, cloud-built, cloud-woven, colossal, directional antenna, dish, dominating, doublet, elevated, eminent, ethereal, exalted, exposed, fuming, fumy, gaseous, gasified, gasiform, gaslike, gassy, haughty, high, high-pitched, high-reaching, high-set, high-up, immaterial, impalpable, imperceptible, imponderable, incorporeal, light, lofty, mast, mephitic, miasmal, miasmatic, miasmic, monumental, mounting, open-air, outtopping, overlooking, overtopping, oxyacetylene, oxygenous, ozonic, phantasmal, pneumatic, prominent, reeking, reeky, reflector, rhombic antenna, roomy, skyscraping, smoking, smoky, soaring, spiring, steaming, steamy, steep, sublime, superlative, supernal, topless, toplofty, topping, tower, towering, towery, transmitting antenna, tropospheric, uplifted, upreared, vaporing, vaporish, vaporlike, vaporous, vapory, wave antenna