hypethral

/haɪˈpiːθrəl/
adjective
  1. (of a building or structure) open to the sky; roofless.
    • The hypethral ruins were exposed to rain and sun for centuries.
    • Architects designed a hypethral atrium to let in natural light.
    • The ancient temple was hypethral, with no roof over the central courtyard.
Antonyms
What does "hypethral" mean? | whatsthatwordmean | whatsthatwordmean