hypethral

or hy·pae·thral

[ hi-pee-thruh l, hahy- ]
/ hɪˈpi θrəl, haɪ- /

adjective

(of a classical building) wholly or partly open to the sky.
Compare clithral.

Origin of hypethral

< Latin hypaethr(us) (< Greek hýpaithros open to the sky, equivalent to hyp- hyp- + aîthros clear sky; see ether) + -al1

British Dictionary definitions for hypethral

hypethral
/ (hɪˈpiːθrəl, haɪ-) /

adjective

the usual US spelling of hypaethral